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Unit 3 Will people have robots
一、重点短语
1、in danger 处于危险之中
2、over and over again 多次；反复地
3、once again 再一次
4、hundreds of 许多；大量，后接名词复数
5、thousands of 成千上万的
6、be able to 能够做某事；会做某事
7、millions of 数百万计的
8、billions of 十亿计的
9、disagree with sb. 不同意某人
10、fall down 突然倒下；跌倒；倒塌
11、look for 寻找；寻求，强调找的过程
12、on computers 在电脑上
13、on paper 在纸上
14、free time 空闲时间
15、on the earth 在地球上
16、play a part in sth 参与某事
17、space station 太空站
18、computer programmer 电脑编程员
19、look like 看起来像
20、over and over again 反复地
21、get bored 感到厌烦的
22、wake up 醒来
二、重点语法
（一）be able to 和can
二者都可以表示“能；会”。在表示现在和过去“力所能及”时，二者可以互换。
I can/am able to speak a little English now.
我现在会说一些英语。
He was able to/could run fast when he was eight.
他八岁时就能跑得很快了。
但它们也有一些区别：
be able to 可用于各种时态；可用于不定式的后面；不能用于表示猜测的句中。
can 只用于一般现在时和一般过去时。不能用于不定式的后面。表示猜测时，只能用can。
You will be able to learn another foreign language in two years.
两年后你将能够学另一门外语。
I hope to be able to go fishing with you.
我希望能和你一起去钓鱼。
Mr.King can't be at home now.
现在金先生不可能在家。
三、填空题
1.I'll live__________a space station one day.
2.—What will you be when you grow up
—I think I will be __________astronaut.
3.There is a school __________ the street from here.
4.You're halfway __________solving a problem just by talking to some about it.
5.In the future, there will be more fresh water __________there will be less pollution.
6.He__________(get) up quickly and put on his new coat
7.We__________(visit) the Great Wall next Monday.
8.Don't go out now. It is __________(rain) outside.
9.We__________ (build) this road in front of our house last year.
10.The weather man says it__________(be) rainy tomorrow.
答案
1.答案：on
2.答案：an
3.答案：across
4.答案：to
5.答案：will be
6.答案：got
7.答案：will visit
8.答案：raining
9.答案：built
10.答案： will be

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