提分干货人教版七下英语Unit4-5单元课文难点解析,这些重点必须掌握!

Unit4 Don’eat in class.【教师寄语】：Care and diligence bring luck. 谨慎和勤奋才能抓住机遇Section A1.Don’t arrive late for class. You must be on time. 上课不要迟到，你必须准时【解析1】⑴arrive v 到达，抵达arrive in+ 大地点/arrive at + 小地点=reach+地点=get to +地点到达某地( )①Betty arrived____ London _____ the morning of June 1st.A. at; inB. at; onC. in; inD. in; on( ) ②My father arrived ____ Beijing ___ a cold morning.A. in; inB. at; inC. in; on( )③—When did you ___ there?—The day before yesterday.A. arrive inB. get toC. reach【注】：如果arrive/get 后接地点副词( here, there , home等)时，介词要省略。

get home 到家arrive there 达到那里【解析2】be late for “迟到”（固定短语）( ) Jim is often _____ for school.A. lateB. latelyC. laterD. much lately【解析3】on time/ in time(1) on time= at the right time “准时，按时”(不早不晚)The train came in on time. 火车准时进站(2) in time 指“及时”，表示动作在规定的时间内或提前发生。

You’ll get there just in time . 你会及时到达那儿的。

2. Don’t fight . 不要打架。

【解析】fight →fought v 打架have a fight with sb. 和某人打架3. Listen to music in the classroom or hallway. 在教室或过道上听音乐【解析】Listen / hear 辨析【相同点】：听【不同点】(1) listen 强调听的动作，意为“听”。

后接宾语时，必须加介词to.Mr. Wu asked students to listen to him carefully.(2) hear 强调听的结果，意为“听到”。

后直接跟宾语。

I can hear a girl singing.( ) —________! Someone is singing upstairs.—It must be Maria. She likes listening ____ music and singing. A. Look; with B. Say; to C. Listen; to D. Come; with4. And we always have to wear the school uniform. 并且我们要一直穿校服【解析1】have to 不得不，后接动词原形，表示由于客观需要不得不作某事（1）肯定结构：主语+have to +动词原形+…一般现在时，主语是第三人称单数时，用has to ;一般过去时，任何主语都用had toMy mother is ill, I have to stay at home and look after her.(2) 否定结构;主语+don’t have to+动词原形+…一般现在时，主语是第三人称单数时用doesn’t have to ;一般过去时，任何主语都用didn’t have to…(3)疑问结构：Do/Does/Did +主语+have to +动词原形must 必须，应当表示人的主观看法We must finish our homework every day.①You have to give up smoking . (改为否定句)_____________________________________.( ) ②—Can you come to my party on Wednesday?—Sorry, I can’t . I _____ finish my homework.A. mayB. wouldC. have to【解析2】(1) wear v 穿着，戴着（强调穿的状态）=be in宾语可以是衣帽，也可以是饰物、奖章等。

He always wears a red T-shirt.(2) dress v给……穿衣服宾语通常是人dress sb. 给别人穿衣服（动作）dress oneself 自己穿上衣服（动作）get dressed 穿上衣服（动作）My son is now able to dress himself. 我儿子现在自己会穿衣服了。

【解析3】put on “穿上、戴上”，强调“穿”“戴”的动作，后接衣服、鞋帽等。

Put on your coat if you want to go out .如果你要出去，穿上你的厚冬衣。

( ) —David, can you ____ yourself?—Of course , I can.A. dressB. put onC. wear5. This is a great school, but there are a lot of rules. 这是一所很好的学校，但是有许多纪律【解析】but/ and/ or 辨析(1) but conj. “但是，可是”,表示前后意思的转折。

He’s young , but he plays the piano well.(2) and “和，又”表并列，连接词与词、短语、句子等。

I bought Linda a present, and she liked it very much.(3) or “或者”, 表选择关系。

Can you play the piano or violin?( ) Money is very important, _____ it’s not the most important(最重要的) thing.A. orB. andC. butD. so6. Can we bring music players to school?我们可以带音乐播放器到学校吗？【解析1】bring/ fetch/ take辨析(1)bring 是指“带来、领来、取来、送去”。

（从别处从别处往说话人这里拿）bring sb/sth to +地点把某物带到某地Bring your friend to the party. 请带你的朋友来参加聚会。

⑵fetch 是指“去拿来”，也就是说，既包括“去”的意思，又包括“来”的意思。

Can you fetch me a book.⑶take 是指“拿走、取走”。

（指从说话人这里往别处拿）Take the letter to the post office. 把这封信送到邮局去。

( )The teacher asked the students to _____ their dictionaries here.A. bringB. takeC. carry7. Oh，and we also have to be quiet in the library. 哦，在图书馆我们还必须安静。

【解析】be quiet = keep quiet 保持安静。

( ) Be ______ ! My younger brother is doing his homework.A. quietB. quietlyC. quickD. quicklyI．翻译下列短语1.在课上__________________2.学校规章制度__________________3.上学迟__________________4.在过道__________________5.听音乐__________________II、用所给单词适当形式填空1.She ________（have）to be in bed by ten o’clock.2. ________ (not read)in the sun because it’s bad for your eyes.3. ________（read）in the sun is bad for your health.4. Don’t talk________ （loud）at home.5.The teacher told me ________ (not be) late again.6.No ________（talk）in class.7.Don’t ________（talk）in class.8 She ________（not have）to wear a uniform.Section B.& Self Check1. on school nights 在上学日的晚上【解析】1) on 表示具体的某天或某天的上午/下午/晚上on a cold winter evening 在一个寒冷的冬夜2) at 表示某一具体的时刻at ten o’clock 在10点钟3) in 表示时间段in the morning 在早上2. practice the guitar. 练习吉他【解析】practice makes perfect . 熟能生巧practice doing sth. 练习做某事( ) I practice _____ English every day, because I want to improve my oral English.A. to sayB. sayingC. to speakD. speaking3. help his mom make breakfast. 帮妈妈做早饭【解析】help sb.(to) do sth = help sb. with sth 帮助某人做某事【拓展】help oneself to sth 随便吃某物can’t help doing sth 禁不住做某事with the help of sth在某人的帮助之下( ）①) Healthy food and exercise help _____ to study better.A. usB. weC. our( ) ②Tony often helps her mother _____ the housework on Saturday morning.A. toB. withC. forD. of4. There are too many rules. 有太多的规矩了！【解析】1)too many 太多后跟可数名词复数形式2) too much 太多，后跟不可数名词3) much too 太，修饰形容词( ) Betty has ______ books to read.A. too many B .too much C .much too D. too5. get up now and make your bed! 起床了，把被子折起来！【解析1】get up 起床【短语】get on/along with sb. 与某人相处get off 下车get on 上车【解析2】make one’s bed 整理床铺【短语】make faces 做鬼脸make a mistake 犯错make tea 沏茶make sure 确保make friends with 与……交朋友( ) _____ quickly , or you’ll be late for school.A. Get upB. To get upC. Getting up6. “Don’t leave the dirty dishes in the kitchen!”别把脏碗丢在厨房里【解析】leave v “搁，放，留下”leave sth +介词短语把某物遗忘在某地I often leave my schoolbag at home.【拓展】forget v “忘记某物”,指忘记具体的东西，不能与表示地点的词或短语连用Don’t forget the tickets and umbrella.( ) He always _____ his homework at home.A. forgetB. forgetsC. leaveD. leaves7. I never have fun.我从未开心过！【解析】have fun = have a good time = enjoy oneself 玩得高兴，过的愉快have fun doing sth 很开心做某事单元短语集锦：1.have to 不得不，必须2.the Children’s Place 少年宫3.no talking 禁止讲话4.be late for class 上学迟到5.in the hallways 在走廊里6.listen to music 听音乐7.after school 放学后8.sports shoes 运动鞋9.on school nights 在上学的晚上10.make dinner 做饭11.clean the room 打扫房间12.wash clothes 洗衣服单元语法专讲：语法专讲(一) ：祈使句祈使句通常用来表示命令、请求、禁止、建议、警告等语气。