一、 第一种强调句的结构：

A．It is (was )+强调成份+that (who, whom) +其它成份

1. I am wrong.

It is I who (that) am wrong.

练习: 将以下句子改成强调句。

she is right.

2. I will give an English lesson in Room 201 tomorrow.

按以下要求将此句改成强调句。（实验）

a、 强调主语；

b、 强调宾语：

c、 强调时间：

d、 强调地点：

通过实验得出什么结论？

B. A．It is (was) +强调成份+that (who, whom) +其它成份

1. The boy under the tree helped me.

It is the boy under the tree who (that ) helped me.

2. Because he failed the exam, his parents were very angry.

It was because he failed the exam that his parents were very angry.

二、谓语动词的强调

1. sit down

Do sit down.

2. He wrote to you last week.

He did write to you last week.

将下列句子改成强调句（强调谓语）

I have reminded him to leave her this message.

Be careful

I went to see you when you were in Shanghai.

三、 第二种强调句的结构：

It is (was) not…until…句型的强调句.

1． The train didn’t arrive at the station until midnight.

It was not until midnight that the train arrived at the station.

2． He didn’t go back home until he finished his work.

It was not until he finished his work that he went back home

可用倒装：

Not until he finished his work did he go back home.

not until 放在句子前面的倒装的结构

not until + 句子　＋　助动词 / be动词+ 主语

四、否定词放在句首倒装

否定词+ 助动词 / be动词+ 主语

绝不： Barely By no means In no case in no way

　几乎不： Hardly scarcely

　从不： never

　 一……就…… no sooner…(than) hardly…when… scarcely…when

不、没有 not

不但……而且…… not only…but also

很少 rarely 　seldom

1.Translation is by no means easy.

By no means is　translation easy.