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广州牛津版七年级下册Unit 1 People around us 语法讲解与练习

广州牛津版七年级下册Unit 1 语法讲解与练习A 定冠词the1 用于再次提到的人或事物之前。

They’re playing basketball. The ball is mine.他们在打篮球。

那只球是我的。

2 用于谈话双方都知道的人或事物之前。

Please open the door. 请开门。

3 用于世界上独一无二的事物或专有名词、方位名词之前。

The sun goes up in the east. 太阳从东方升起。

The Great Wall is in China. 长城在中国。

4 用于序数词、形容词最高级及only修饰的名词前。

Who is the first student to come here?谁是第一个到这儿的学生？She is the tallest girl in our class.她是我们班个子最高的女生。

He is the only child in his family. 他是家里的独生子。

5 用于姓氏的复数形式前，表示这一家人或这一姓的夫妇二人。

the Greens 格林一家 the Whites 怀特夫妇6 与某些形容词连用，表示某一类人或事物。

the rich 有钱人the young 年轻人the old 老年人7 用于习惯用语中。

in the morning/afternoon/evening 在上午/下午/晚上in the end 最后play the piano 弹钢琴by the way 顺便问问★不用冠词的情况：1 在表示称呼的名词（与人名、专有名词连用）之前一般不用冠词。

如：Miss Black布莱克小姐 Mr Smith史密斯先生 Aunt Mary玛丽阿姨2 表示抽象概括意义时，不可数名词和复数名词不用冠词。

如：Water is very important for people. 水对人很重要。

Books are my best friends. 书是我最好的朋友。

广州市初中英语七年级下册Unit 1测试题(含答案)

一、选择题1．Cathy always gets up early, ____ she is never late for work.A．soB．whyC．butD．or A解析：A【详解】句意“凯西总是起床起得早，所以她从没有上班迟到”。

A.所以；B.为什么（表示原因）；C.但是（表示转折）；D.否则，或者。

根据句意可知，她起床起得早，所以从未迟到，故选A。

2．—What do you usually do ________？—I usually watch TV at home.A．in class B．at schoolC．in the club D．on the weekend D解析：D【解析】【详解】句意：——你在周末经常做什么？——我经常在家看电视。

in class在课上，at school在学校， in the club在俱乐部，on the weekend在周末。

根据I usually watch TV at home.可知我在家看电视，应是周末所做的事，故选D。

3．Becky is ______ 8-year-old girl, but she can play _______ violin well.A．the; a B．a; the C．an; the D．an; /C解析：C【详解】句意：Becky是一个8岁的女孩，但是她能拉小提琴很好。

第一个空表示泛指，8是首字母发音以元音音素开头的，用不定冠词an；play+the+乐器，表示弹奏……乐器。

根据题意，故选C。

【点睛】1.不定冠词的用法不定冠词有两个，a 和 an。

a用在辅音开头的单词前面；an用于以元音开头的单词前。

如：a book, an apple。

定冠词的用法定冠词和名词连用，表示某个或某些特定的人或东西。

如：Mother carved the meat into slices.妈妈把肉切成了片。

定冠词用于指说话双方都知道的人或事。

(完整版)广州版初一英语下册unit1

Module 1 People and placesUnit 1 Peopl e around usReadingMy grandmaMy grandma was a shout woman with grey hair. She was always cheerful. She was a very good cook. Her dishes were probably the best in the world! I will never forget the taste, and the smell as well.Grandma took care of my family. She was really kind and patient. She died two years ago and I miss her very much.AliceAlice is my best friend. She is a tall girl with glasses. She often tells me jokes to make me laugh, but she never makes fun of others.Alice is a smart girl . She is good at Maths. We often study and play table tennis together. I hope we will always remain friends.----JoyceMr LiMr Li is my Maths teacher. He is tall and thin. His classesare always full of fun. He uses lots of games in his teaching.Mr Li is strict about our studies, but he always encourages us and gives us support. He often says, “Never give up and you’ll be successful.”课文内容讲解1. My grandma was a short woman with grey hair. 我奶奶是一位头发灰白的矮个子女人。

广州执信中学初中英语七年级下册Unit 1测试(含答案解析)

一、选择题1．Can you swim? Then you can ____ in our swimming club.A．am B．is C．are D．be D解析：D【解析】【详解】句意：你会游泳吗？那你就可以来我们的游泳俱乐部了。

A. am是，主语是I；B. is是，主语是单数；C. are是，主语为复数；D. be是，动词原形。

can为情态动词，后接动词原形。

故选D。

2．I have_____violin and I can play________violin.A．a;a B．a;the C．a;/ D．the;the B解析：B【解析】【详解】句意：我有一个小提琴，我能弹奏小提琴。

第一个空表示泛指，violin是以辅音音素开头的，用不定冠词a；短语play+the+乐器，表示弹奏……乐器。

根据题意，故选B。

3．—Jack offers(主动提出) to help at the underground station on Saturdays.—Cool! Let's________ him next Saturday.A．join B．refusesC．forgets D．ask A解析：A【详解】句意：——杰克主动提出在星期六在地铁站帮忙。

——太酷了！让我们下周六加入他吧。

join 加入，refuse拒绝，forget忘记，ask问。

join sb加入某人，根据句意，故选A。

4．Betty ________ play chess and she plays it very ________．A．can; good B．can't; wellC．can; well D．can't; good C解析：C【详解】句意：贝蒂会下棋，她下棋下得非常好。

can会，can’t不会，good好的，是形容词；well 好的，是副词。

第二空修饰动宾短语play it，故用副词well。

(人教新目标)广州市初中英语七年级下册Unit 1测试题(答案解析)

一、选择题1．— Can your sister play the piano? — _________. But she can play the guitar.A．Yes, she can B．No, she can’t C．Yes, she does D．No, she doesn’t2．Jack can play tennis ________ soccer, so you can play tennis________ soccer with him in your free time.A．and; or B．and; butC．or; so D．but; or3．Jessica is really good at _______ fruit.A．draw B．to drawC．to drawing D．drawing4．Eating more vegetables _________ you healthier.A．make B．makesC．let D．lets5．— ________?— I can play the drums.A．How are youB．What about youC．Where is the clubD．What can you do6．I like art very much. I think it is very______.A．boring B．difficult C．busy D．interesting 7．Miss Wang often ______him______his English .A．help, to B．help ,with C．helps ,to D．helps, with 8．—Can your parents English?—Yes, they can.A．say B．talk C．tell D．speak9．I have_____violin and I can play________violin.A．a;a B．a;the C．a;/ D．the;the10．---Is Mr. Wang your math teacher? ---No, he is ___ English teacher. He teaches ___ English. A．our, our B．our, us C．us, us D．us, our11．We want two singers _________ our school show.A．for B．in C．on D．of12．I have travelled a lot. I ________ speak four languages.A．must B．may C．can D．need.13．—________？—He wants to join the swimming club.A．What can he do B．Where can he swimC．What does he like D．What club does he want to join14．Mary can play chess she can’ t swim.A．but B．or C．and D．so15．—Does she like________?—Yes, she has many friends.A．make friend B．make friends C．to make friend D．to make friends 16．—Jim, can you ________ this word in Chinese? —Yes, I can ________a little Chinese. A．speak;say B．say;speak C．tell;speak D．talk;say 17．—Beijing Duck ________ really delicious. You must have a try!—OK, I certainly will.A．eats B．drinks C．sounds D．tastes18．—Can you ________ my English, Jim?—Sorry, I can't. Why not ask Mike for help? His English is great!A．help with B．play with C．think of D．care for 19．—Can you play the violin or the piano?— _________.A．Yes, I can B．No, I can't C．I like playing the piano D．I can play the violin20．I don’t have milk _______ bread for breakfast.A．and B．but C．because D．or【参考答案】***试卷处理标记，请不要删除一、选择题1．B解析：B【解析】【详解】句意：----你姐姐会弹钢琴吗？-----不，她不会。

广州初一下学期一单元

UNIT 1身边的人一、根据课文内容填空Ben’s grandma was a short woman w_______ gray hair. She was always c________. She looked after Ben’s family. She was kind and p_______.Alice is Joyce’best friend. She often tells j________, but she is kind to others. She is s_________ and good at Maths. They often study and play together. Joyce hopes they will always r_________ friends.Amy likes his maths teacher Mr.Li very much. His classes are f_________ of fun because he uses many games in his teaching. He often e_________ them. He also helps them and gives them s__________.二、完成句子1.别给他烟了，他正在努力戒烟。

Don’t offer him a cigarette. He’s trying to ________ _________ smoking.2.别的孩子总拿他开玩笑，因为他又胖又戴眼镜。

The other children always _________ _________ _________ him because he is fat and wears glasses.3.我喜欢语文也喜欢英语。

I like Chinese and English __________ ____________.4.小明的父母对他的学习要求很严格。

广州版英语七年级下学期第一单元测验题

广州版英语七年级下学期第一单元测验题-CAL-FENGHAI.-(YICAI)-Company One1Unit1 单元综合测试题说明：英语试卷满分120分。

考试时间90分钟。

一、听力测试 (共15题，25分)1、对话理解（共5小题, 10分，每小题2分）你将会听到3段对话，然后根据对话内容选择正的答案。

第一段对话回答第 (1) 题。

(1) What are they talking aboutA. The tuk-tuks in Bangkok.B. The scenic places in Bangkok.C. Their trip to Bangkok.第二段对话回答第 (2) ~ (3) 题。

(2) Where is Susan fromA. The UK.B. America.C. Japan.(3) According to Susan, where do English people usually have afternoon tea nowA. At home.B. At tearooms.C. In the office.第三段对话回答第 (4) ~ (5) 题。

(4) When will the woman go to ShanghaiA. On the 23rd August.B. On the 23rd September.C. On the 23rd October.(5) How will she go to ShanghaiA. By bus.B. By train.C. By plane.2. 讲话理解（共5 小题, 10分, 每小题2分）根据你所听到的讲话内容选择正确的答案回答问题。

(6) Who is talking now?A. A visitor.B. A policeman.C. A guide.(7) Where are the visitors?2A. At the centre of London.B. In the office.C. On the way to London.(8) What is London likeA. It is a busy and beautiful city.B. It is a big and relaxing city.C. It’s a small but relaxing city.(9) Where won’t the visitors goA. Some parks in London.B. Some palaces in London.C. The London Museum.(10) People in London are .A. interestingB. friendly and helpfulC. rich3. 听取信息（共5小题，5分；每小题1分）听下面1段独白。

广州牛津版七年级下册Unit 1-4 知识点

广州牛津版七年级下册Unit 11. Write a short article about a person you love. 写一篇短文，描述一个你喜爱的人。

♦person n. 人。

如：Maria was the first person to know the news.玛丽亚是第一个知道这个消息的人。

I want to be a brave person like him.我想成为像他一样勇敢的人。

注意：person的复数形式是persons，但一般表示“人们”的概念时多用people。

2. I will never forget the taste, and the smell as well. 我将永远不会忘记那饭菜的口感和香味。

forget v. （过去式forgot）忘记。

如：Don’t forget to call me. 别忘记给我打电话。

I forget the name of the book. 我忘记了那本书的名字。

辨析：forget doing和forget to do♦forget doing意思是“忘记曾经做过……”。

如：I will never forget having a trip to Yunnan with Ann.我永远不会忘记和安一起的云南之行。

♦forget to do 意思是“忘记做……”，to do表示将来的行为。

I forget to water the flower. 我忘记给花浇水了。

♦注意：forget通常不可用于进行时。

smell n. 气味。

如：The smell of the water in this pond is bad. 这个池塘里的水很难闻。

♦smell还可以作动词，意思是“闻；闻到；闻起来”。

如：I smelt the milk in the room. 我在房间里闻到牛奶的味道。

The roses smell good. 玫瑰花闻起来很香。

广州版英语七年级下学期第一单元测验题Unit1

Unit1 单元综合测试题一、单项选择题。

1．－________is your favourite sportsman?---Liu Xiang.A. HowB. WhenC. WhoD. Which2．---Ann, could you please ____piano for me while I‟m singing.A. aB. anC. theD. /3．--Bob speaks Chinese quite well.--Yes, so does. He practises _____Chinese every day.A. speakingB. speakC. speaksD. spoke4．There is ______‘h’in the word …house‟.A. aB. /C. anD. the5．One of our teachers ____ from San Francisco ,America.A. areB. comesC. wereD. come6．Tom is reading in the classroom ,but _____boys are playing on the playground.A. anotherB. othersC. the othersD. the other7．The book is very useful and it help me better ____England.A. to understandB. understandC. understoodD. understanding 8．China is a great country ____ a long history.A. ofB. toC. withD. in9．--Are there any boats to get to the other side of the river?--No. You can only ____ the bridge over there.A. crossB. acrossC. passD. through10. –What is Meimei doing?--She is ____Li Jie _____the phone.A. saying; atB. saying; byC. calling; onD. calling; in二、语法选择。

(完整word)广州深圳牛津英语七年级下册_unit1_Mygrandma课堂讲义

Unit 1 People around us【课文】My grandmaMy grandma was a short woman with grey hair. She was always cheerful. She was a very good cook. Her dishes were probably the best in the world! I will never forget the taste, and the smell as well.Grandma took care of my family. She was really kind and patient. She died two years ago and I miss her very much.AliceAlice is my best friend. She is a tall girl with glasses. She often tells me jokes to make me laugh, but she never makes fun of others.Alice is a smart girl. She is good at Math. We often study and play table tennis together. I hope we will always remain friends.Mr LiMr Li is my Maths teacher. He is tall and thin. His classes are always full of fun. He uses lots of games in his teaching.Mr Li is strict about our studies, but he always encourages us and gives us support. He often says, “Never give up and you’ll be successful.”【词汇必会】人___________ 段落______________工作努力的_________ 快乐的_________聪明的_________ 很可能_________耐心___________ 气味_________玩笑_________ 想念_________保持不变________ 严格的_________鼓励_________ 支持_________成功的_________ 成员_________忘记___________现学现卖1.没有人可以保持永远成功。

(完整版)广州版七年级下U1-U2复习

U1-U2复习巩固一、三合一检测1) 错难题再现2 We get food from the environment but trees can make food forA theyB themC theirsD themselves3 All the in the room cost me ¥ 10,500A computerB furnitureC chairD towel4 How can we fight pollution ?A forB withC againstD to5 A lot of things such as chairs and desks are made woodA ofB fromC inD up6 It ' s very for us to travel by underground in big cities. It ' s fast an(A helpfulB cheerfulC convenientD quick8 we can find pine trees in every part of ChinaA aboutB almostC stillD even9 Rebecca interviewed Dr Jones she wanted to know how to protect theenvironmentA andB becauseC butD so10 The train for Beijing soon. The passengers who are still on the platformshould get on the train at onceA leavesB is leavingC leftD leaving11 Books give us knowledge and make us happyA feelingB feelC feelsD felt12 we should stop trees any more, or we will finally lose our home --- theEarthA to polluteB polluteC to pollutingD pollutingXif Shenzhou Education13 I cannot have a picture in mind_of the life without trees. The underlined part can be replaced by the word A thinkb imaginec produce2) 单项选择1 Don' tspeak so loudly. Your father in the bedroom , you ________ ?A sleeps ....... D o ........ KnowB is sleeping ........ D o ........ knowC is sleeping ........ A re ....... knowingD sleeps ........Are ......... knowing2 I think we should our city more beautiful A makeB keepC becomeD get3) 用所给单词的适当形式完成下列句子1 Look ! The of that tree are too long , They reach the window of our living room ( branch )2 Trees are useful, so people them to make a lot of things ( use )3 First, the workers put some soil in the( contain )4 Don' twalk into the forest alone. There are a lot of animals and plants that you do not know ( harm )5 Trees are really, They help us reduce pollution and make our life better (fight)4) 语法( 用 am, is, are 或 do , don ' t , does, doe 蛹空)’t 1 Excuse me,you speak English ? 2—— —-Where' s Ann ? I ___________ k now. 3 What' s funny? Why _ __________ y ou laughing ? 4—— —---What __________ —She is a dentist your sister so ? 5 It_ ______ raining. I _ _______ want to go out in the rain,6 ----— ----Where ________________ --Canada___ y ou come from ?7 How much it cost to phone Canada ?8 George is a good tennis player but he play very oftend interview二、词汇复习1）单词拼写46. My parents live in Greece. I ' ll p move to Greece later.in the y47. Which football team do you s?48. I hope I will r friends with Mary.49. My English teacher often e ____ 49 _____ me to speak English.50. I m 50 my parents very much when I stayed in England.51. Tom can answer the question because he is very s 5152. Bill won the singing competition at school. He is c 52 today.53. Simon is a p ___ 53 boy. He can wait in a line for hours54. I think Susan is a s 54 woman. She started a company when she was only 20.55. Jill is very h . He always works all day and all night.2）完成句子1. 取笑别人是不礼貌的。

2020-2021 广州英语7年级下学期unit1基础练习

七下unit1Junior high school days will be over and I have some special memories.The 1.p_____________I'l never forget is my English teacher,Mr Wang.He is of medium height.We think he is very handsome.He is friendly to everyone,but he is 2.s_____________about our studies.Whenever we ask him questions, he is very 3.p____________ with us. He helps us with English not only in class but also after class. About two years ago,Mr Wang 4.n____________ that I was worried about my poor pronunciation.So he offered me some advice and encouraged me to improve it.He also gave me many chances to speak English in class.With his help,my pronunciation has greatly improved. I thank him very much and 1 5.m____________ him too. 二、根据中文意思完成句子。

1．虽然他失去了双腿，但他从未放弃游泳。

Although he lost his legs,he never____________ ____________ ____________。

牛津英语广州版七年级下unit1测试题

一、翻译下列短语：1．去滑雪________________________ 2．例如，比____________________________ 3．过去常常做____________________ 4．因...而著名___________________________ 5．电影节________________________ 6．玩得开心，____________________二、用所给单词的正确形式填空：1．My grandfather used to ____________wine, but now he doesn’t. (smoke) 2．How about _____________to France? (travel)3．They enjoyed ___________at the party last night. (they)4．Lucy often helps me ______________ English. (study)5．Why not ____________in bed when you are ill? (stay)6．One of the ___________________places in France is Paris. (beautiful)三、单项选择（）1. ___________ is in Europe (欧洲).A. ThailandB. FranceC. JapanD. The USA( )3. My house is ________ a river.A. aboveB. overC. onD. with( )4. The room is big enough for us _________ .A. to liveB. living inC. to live inD. live in( )5. Look, the little dog ________ a cat.A. looks likeB. is likesC. look likeD. just like( )6. –This year, I’m sure I can learn English well. - __________ .A. CongratulationsB. Never mindC. ThanksD. Good luck to you( )7. Every year, we plant ___________ trees.A. five millions ofB. five millionsC. million ofD. millions of( )8. –When will the train ________ ? –In half an hour.A. getB. reachC. arriveD. arrive in( )9. On Christmas Day, children can’t wait ________ their gifts.A. seeingB. to seeC. look atD. looking for( )10. –Would you like some more bread? –I’m full, _________ .A. You, please.B. Yes, please.C. Thanks all the same.D. Don’t trouble me.( )11. He has two friends. One is from England, ______ is from Japan.A. the otherB. anotherC. otherD. others( )12. Peter is a smart boy ________ a pair of glasses.A. ofB. withC. haveD. wears( )13. Which floor do you _________ ?A. liveB. live inC. live onD. living on( )14. - _______ is your phone number? –It’s 84581868.A. How muchB. HowC. WhatD. What’s( )15. -Let’s have a trip tomorrow. –That sounds _______ . Why not?A. wellB. badlyC. badD. good( )16. He knows _______ English but he has _____ English friends.A. few; littleB. little; fewC. little; a fewD. a few; little ( )17. On the wall, there is a picture _______ the bed.A. onB. inC. aboveD. overA. don’t stayB. not stayingC. don’t you stayD. not to stay四、单句改错（先找出错误，然后在横线上改正）1. It’s lunchtime. Let’s to have hamburgers. __________2. Million of people live in the centre of the city. _________3. Listen, the music is sounding great. _________4. His birthday is on the five of June. _________5. There are two hundreds teachers in that school. _________6. There is a teacher’s desk in front of the classroom. __________7. This is his the first trip to Beijing. _________8. She will come on this Sunday. __________9. He is on the way his home. _________10. Why not showing us around your school? _________八．翻译句子1．她经常和妈妈共享一个苹果。

广州市初中英语七年级下册Starter Unit 1经典练习卷(含解析)

考试范围：xxx；满分：***分；考试时间：100分钟；命题人：xxx 学校：__________ 姓名：__________ 班级：__________ 考号：__________一、选择题1．— Can you do Chinese kung fu? —Yes. Let me _______ you.A．think B．show C．watch D．make2．—Jack offers(主动提出) to help at the underground station on Saturdays.—Cool! Let's________ him next Saturday.A．join B．refusesC．forgets D．ask3．Do you want________ Chinese kung fu?A．learn B．learnsC．to learn D．learning4．Her cousin is from the US, so he can ________ English well.A．tell B．talk C．say D．speak5．— Can you play the piano?— ________.A．Yes, a little B．No, I’m notC．Yes, please D．No, I don’t6．— Do you need any help __________ your math, Noah?—Yes. It’s difficult for me.A．with B．on C．after D．under 7．--Let’s play ___chess now.--That’s boring. How about playing ______piano?A．/; / B．/;the C．the; / D．the ;the 8．--Do you like math_____science?--I like science.It’s my favorite subject.A．so B．and C．or D．but9．eating vegetables is good ____our health(健康)A．at B．in C．with D．for10．Can you talk ___ them and play games _____ them ?A．to , to B．with , with C．with ,to D．to , in 11．—Can your parents English?—Yes, they can.A．say B．talk C．tell D．speak12．Tom can’t play the guitar ________the piano.A．and B．but C．or D．so13．I need you _______ for our school basketball club.A．play B．to play C．to join D．join14．I ________ good at ________.A．am also; swimming B．also am; swim C．can also; swim D．also am; swimming 15．You can talk ______ Mr. Brown ______ more information.A．at；withB．to；withC．at；forD．to；for16．We need help the music party. Can you help music?A．to; with B．for; on C．with; for D．for; with17．I can ________.A．do Chinese kung fu B．play Chinese kung fuC．do basketball D．play the soccer18．______ Barry and Victor musicians?A．Does B．Is C．Be D．Are19．—You play the guitar very well. —______.A．Not good B．You’re welcome C．Thank you D．No, thanks 20．Miss Wang teaches ________ English.A．my B．me C．they D, our21．Mary can play chess she can’ t swim.A．but B．or C．and D．so22．—Does she like________?—Yes, she has many friends.A．make friend B．make friends C．to make friend D．to make friends 23．—Jim, can you ________ this word in Chinese? —Yes, I can ________a little Chinese. A．speak;say B．say;speak C．tell;speak D．talk;say 24．— Can your brother ________? —Yes, he________.A．play the chess; can B．play chess; canC．play chess; is D．play the chess; is25．Please ________ me about your music festival.A．tell B．speak C．talk D．say26．Can you swim? Then you can ____ in our swimming club.A．am B．is C．are D．be【参考答案】一、选择题1．B2．A 3．C 4．D 5．A 6．A 7．B 8．C 9．D 10．B 11．D 12．C 13．B 14．A 15．D 16．D 17．A 18．D 19．C 20．B 21．A 22．D 23．B 24．B 25．A26．D【参考解析】一、选择题1．B解析：B【解析】【详解】句意：----你会中国功夫吗？-----是的。

广州市初中英语七年级下册Unit 1阶段练习(含答案)

一、选择题1．I don’t have milk _______ bread for breakfast.A．and B．but C．because D．or D解析：D【解析】【详解】句意：我早餐不吃牛奶或面包。

A. and和；B. but 但是；C. because因为；D. or或者，或是否定句中的“和”。

本题是否定句，因此句中的“和”用or而不用and。

故选D。

2．I have_____violin and I can play________violin.A．a;a B．a;the C．a;/ D．the;the B解析：B【解析】【详解】句意：我有一个小提琴，我能弹奏小提琴。

第一个空表示泛指，violin是以辅音音素开头的，用不定冠词a；短语play+the+乐器，表示弹奏……乐器。

根据题意，故选B。

3．My grandmother has ______old piano. She can play it_______.A．a,good B．a;well C．an;good D．an;well D解析：D【解析】【详解】句意：我的奶奶有一个好的旧钢琴。

她能弹吉他很好。

第一个空表示泛指，这里是名词单数，用不定冠词修饰，old首字母是以元音音素开头的，用不定冠词an。

good形容词，好的，well副词好得。

第二个空是副词修饰动词。

根据题意，故选D。

4．-Can you help kids with_________?-Yes,I can.A．swimming B．swim C．swims D．to swim A解析：A【详解】句意：——你能帮助孩子们游泳吗？——是的，我能。

A. swimming游泳；动名词；B. swim 游泳，原形； C. swims游泳，第三人称单数；D. to swim游泳，动词不定式。

短语help sb. with sth.表示帮助某人做某事，介词后加名词，代词，动名词。