七年级英语下册第二单元知识点详细总结(译林版)

7B Unit2 知识点总结

Comic strip

1.I'm afraid they won't welcome visitors like you. 恐怕他们不会欢迎像你这样的客人。（1）I'm afraid 译为“恐怕”，是一种口语表达习惯，通常不用he's afraid, she's afraid.

例：I'm afraid it is going to rain tomorrow. 恐怕明天要下雨了。

补充：①be afraid of sth 害怕某物我害怕蛇

②I'm afraid so. 我恐怕是这样的。I‘m afraid not. 我恐怕不是这样的。

I think so. 我如此认为。I don't think so. 我不这样认为。

③be afraid of doing sth

④be afraid to do sth 表示“怕….. ”之意

---Can I have dinner with you?我能与你共进晚餐吗？

--- Sorry, I'm afraid not.这里的意思是：对不起，不能

（2）visitor 派生词由visit演变

职业cashier cleaner dancer driver engineer farmer manager officer painter player

reporter singer shopkeeper teacher waiter

waitress worker writer actress actor

doctor dentist astronaut（宇航员）artist host

pilot policeman postman model cook

nurse

2.like

介词：像look like/ be like

动词：喜欢like doing sth

3.Most of them have 14 floors.大多数楼有14层。

most的用法

①表示“数量上最多，最大”，为many或much 的最高级。

例：She had the most money of all of them.在这些人中，她最有钱。

② most of + the/this/these/that/those/物主代词+名词，指某一范围内的多数。（名词前面一定要有修饰词）

例：Most of the students come from China. most of my books

③ most of +可数名词复数+ V复most of +不可数名词+V单

④most 与most of 的区别

1 most+名词表泛指，无范围如：most young people

II most of + 名词指某一范围的多数

III most of +人称代词，of 不能少如：most of them

两者有时可互换：Most teachers in this school are women.= Most of the teachers in this school are women.

3 It’s good to live in a neighbourhood like that. 住在那样的居民区里真好。

It+ is+ 形容词+ to do sth 句式，是“做某事是……的”。

表示对某人来说做某事是…..的：

It is+形容词+ for sb+ to do sth

如果形容词说明人的品质、性格特征，则用：

It is +形容词+ of sb + to do sth

Reading

1.They are kind and helpful. 他们友好而且乐于助人。

①helpful (adj.) 乐于助人，有帮助的help---helpful care---careful

2.There's something wrong with my computer. 我的电脑坏了。

◎there's something wrong with sth =sth is not working well=sth is broken 意为“某物失灵”◎something ---复合不定代词，类似有anything，nothing，everything, somebody, nobody, everybody 等。

Something多用于肯定句中，否定句或疑问句中常用anything 做主语时谓语动词用单数形式。

◎形容词，动词不定式，else 等词修饰不定代词时，要后置

如：nothing interesting 没什么有趣的anything else 其他任何东西There's nothing new in today's newspaper.

3. I'm going to ask a computer engineer to check it. 我打算叫一个电脑工程是来检查一下。◎ask sb to do sth 要求/请求某人做某事ask sb not to do sth 要求/请求某人不做某事

◎ask (sb) for help （向某人）请求帮助例：You can ask 110 for help when you have trouble. ◎ask (sb) for sth （向某人）要求得到某物例：Don't ask your parents too much money to buy snacks.

◎ask sb about sth 询问某人关于某事例：She asks me some questions about animals.

4.My cousin Annie's bicycle is broken, so she's going to ask someone to fix it.

◎broken 形容词“坏的，破的，折了，断了”例：The glass is broken, who broke it？玻璃坏了，谁弄碎的？

◎break---broke---broken 打破，打断，，弄坏例：Don't break the eggs, they are for you. ◎fix

5. Some college students are ready to help. 一些大学生很乐于帮忙。

①college students 大学生②go to college 上大学

③be ready to do sth 乐意/准备干某事=be willing to do sth

例：One of my classmates is always ready to help other students. 我的一个同班同学一直很乐于帮助其他同学。

6. Some of them often visit the old people and do some shopping for them. 他们中一些人经常拜访这些老人并帮他们买些东西。

①visit 参观，拜访visitor 游客例：参观长城visit the Great Wall

来自日本的许多游客A lot of visitors from Japan

②do some shopping 意为“买些东西，购物”“do+some+ving”短语表示一些笼统而不明指的事

例：do some cleaning 做些打扫do some reading 读些东西do some washing 洗些东西7. Y ou're lucky to live in a neighbourhood like that,Simon.你住在一个像那样的社区真的很幸运，西蒙。

①lucky（adj.）---luck (n.) ---luckily (adv.) be lucky to do sth 意为“很幸运做某事”