Unit 18 Inventions
一、重难点解析
1.These chopsticks are both delicious and environmentally friendly. 这些筷子既好吃又保护环境。
environmentally friendly的意思是"保护环境"。friendly常与一些词连用,说明"容易的"、"易被某些特定对象理解或使用的",常用于合成词。类似的用法还有: user-friendly(电脑)使用者易使用的,好使用的;a reader-friendly manual易于理解的手册;a consumer-friendly policy有益消费者的政策。
2.get / be stuck 意思是"被困住"。类似的用法有:
I got stuck when I misspelt a word in a crossword puzzle. 我在拼写一个纵横字谜中的词时卡住了。
3.otherwise用作副词,译作"要不然";"否则"。例如:
He reminded me of what I would otherwise have forgotten. 他提醒了我,要不然我就会忘了这件事。
4.after all 意思是"终究";"毕竟"。例如:
It has turned out to be a nice day after all.天气终于转晴了。
We admire him although he made many mistakes; after all he was a great man. 尽管他犯了许多错误,我们仍然钦佩他,他毕竟是个伟人。
5.now (that)意思是"既然";"由于"。例如:
Now (that) you are grown up, you should no longer depend on your parents. 既然你长大了,就不应该依靠你的父母。
Now (that) he is well again, he can go on with his English study. 既然恢复了健康,他就可以继续学习英语。
二、日常用语
1.The invention can help people ...
2.What does it look like?
3.What’s it made of?
4.This new invention will make it possible for people to ...
5.This is a new way of ...
6.How does it work?
7.How would people use it?
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