英语是当今世界上主要的国际通用语言，从全世界来看,说英语的人数已经超过了任何语言的人数。以下是“初二英语上册Unit7知识点整理”，详情如下：

初二英语上册Unit7知识点

Unit7 Will people have robots?

【重点词语/短语用法解析】

1.many+可数名词 许多......

much+不可数名词 许多......

2.live to be+基数词 + years old“活到...…岁”

3. bein great danger 处在极大的危险中

4.play a part in +名/代/V-ing. 参与某事/做某事

Everyone should play a part in saving theearth.

5.help (sb.) with sth. 帮助(某人)做某事

He often helps me with my English.

help sb. (to) do sth. 帮助(某人)做……

He often helps me study English.

help oneself ( to ) 自用(食物等)

Help yourself to the fish. 请随便吃鱼

6.the same as… 和……一样...... 反义短语： be different from

7. It takes/took/will take sb. some time to do sth. 某人花了……时间做某事(时态根据具体情况决定)

It takes me an hour to get to my office.

spend time/moneyon sth. 在……上花费时间(金钱)

sb. spend time/money (in) doing sth. 花费时间(金钱)做某事。

I spent two hours on this math problem. 这道数学题花了我个小时。

They spent two years building this bridge. 造这座桥花了他们两年时间。

8.hundreds of + 名词复数 许多/大量......

数词+hundred + 名词复数 几百......

类似的数词还有thousand(千) , million(万)

There are four hundred students in ourgrade.

There are hundreds of tourists in Beijingevery year.

9.during 在…期间

during the vacation/the daytime/the weekend

10.the meaning of …的意思

Can you tell me the meaning of the words?