:高二英语下册第1单元知识点：Scientific achievements

高二英语下册第1单元知识点：Scientific achievements

【Scientific achievements知识点】

1.wish希望

wish to do sth.

wish sb. to do sth.

Wish that…

注意： 引导的宾语从句，谓语动词用虚拟形式， 可以表示对现在/当时;过去;未来的“希望”

eg. I wish that I were five years old.

I wish that I had studied hard before.

I wish that I could walk in space some day.

wish sb. sth.

Eg. I wish you good luck.

2. Which do you think is the most important?

Do you think 是插入语，不影响句子的整个结构。Do you think 插入到疑问句中， 句子应使用陈述句语序。

Eg. How much do you think I should pay for the book?

3. if so倘若是(那样的话)……

eg. If so , I won’t ask you for help.

4.How do you improve society?

society“社会”，使用时不加冠词。

Eg. The thief is dangerous to society.