it is(was)...that这个强调句时,什么时候用was什么时候用is.老师在强调我昨天买了三本书也用了is

it is(was)...that这个强调句时,什么时候用was什么时候用is.老师在强调我昨天买了三本书也用了is

1. I am right. 我是对的.
It is I that/who am right. 正确的是我.
2. We met a foreigner at the school gate. 我们在校门口遇见一位老外.
It was a foreigner that/whom we met at the school gate.
我们在校门口遇见的是一位老外.
3. Tom lost his wallet in the supermarket. 汤姆在超市里丢了钱包.
It was in the supermarket that Tom lost his wallet. 汤姆是在超市里丢的钱包.
4. She didn’t go to work because her mother was ill. 因为妈妈病了,她没去上班.
It was because her mother was ill that she didn’t go to work.
她没去上班是因为妈妈病了.
5. The Second World War broke out in 1939. 二战爆发于1939年.
It was in 1939 that the Second World War broke out. 二战是在1939年爆发的.
6. He didn’t go to bed until ten o’clock.他
It was not until ten o’clock that he went to bed.
归纳 强调句型由“It is/was +被强调部分+that+其他成分”构成.用来强调话语中的某个成分,被强调的成分可以是主语,宾语,状语,但不可以是谓语或定语.去掉It is/was…that…之后,剩余的部分必须是一个完整的句子结构.强调人时可用who/whom,强调其他任何部分用that.
背诵 （黑体字重读
1. It is I that/who am right.
2. It was a foreigner that/whom we met at the school gate.
3. It was in the supermarket that Tom lost his wallet.
4. It was in 1939 that the Second World War broke out.
5. It was because her mother was ill that she didn’t go to work.
6. It was not until ten o’clock that he went to bed.
演练 强调下列句中画线部分
1. Only I am willing to go to the movie.
2. Not only blind men make such foolish mistakes.
3. I found a key in his pocket.
4. I graduated from college twenty years ago.
5. I have been teaching in this school for twenty years.
6. The 30th Olympic Games will happen in London.
7. I got the job because I could speak fluent English.
8. I didn’t realize she was a famous film star until/till she took off her dark
glasses.
9. He succeeded through hard work.

理解 (黑体字重读)
1. Is it I that/who am right? 我是正确的吗?
2. Was it a foreigner that/whom we met at the school gate?
你在校门口遇见的是一位老外吗?
3. Was it in the supermarket that Tom lost his wallet?
汤姆是在超市里丢的钱包吗?
4. Was it in 1939 that the Second World War broke out?
二战是在1939年爆发的吗?
5. Was it because her mother was ill that she didn’t go to work?
她没去上班,是因为她妈妈病了吗?
6. Was it not until 10 o’clock that he went to bed?
直到10 点他才睡觉吗?
归纳 这种强调句的一般疑问句只需把is/was提前,即构成“Is/Was it+被强调部分that+其他成分?”
操练 用“Is/Was it+被强调部分that+其他成分?”结构对下列句子中的划线部分进行强调.
1. Only I am willing to go to the movie.
2. Not only blind men make such foolish mistakes.
3. I found a key in his pocket.
4. I graduated from college twenty years ago.
5. I have been teaching in this school for twenty years.
6. The 30th Olympic Games will happen in London.
7. I got the job because I could speak fluent English.
8. I didn’t realize she was a famous film star until/till she took off her dark glasses.
9. He succeeded through hard work.

理解 （黑体字重读）
1. Who is it that is right? 究竟谁是对的?
2. Who was it that we met at the school gate? 你在校门口遇见的到底是谁?
3. Where was it that Tom lost his wallet? 汤姆究竟是在哪里丢的钱包?
4.When was it that the Second World War broke out?二战到底是在何时发生的?
5. Why was it that she didn’t go to work? 她没去上班,究竟是为什么?
6. When was it that he went to bed? 他是何时上床睡觉的?
归纳 强调疑问词时只需在一般疑问句前加上该疑问词即可,即构成 “Who/What/Where/When/Why/How/How long/How many…+is/was it that他成分?”
操练 用“Who/What/Where/When/Why/How/How long/How many…+is/was it that+其他成分?”结构对下列句子中画线部分进行提问.
1. Only I am willing to go to the movie.
2. Not only blind men make such foolish mistakes.
3. I found a key in his pocket.
4. I graduated from college twenty years ago.
5. I have been teaching in this school for twenty years.
6. The 30th Olympic Games will happen in London.
7. I got the job because I could speak fluent English.
8. I didn’t realize she was a famous film star until/till she took off her dark glasses.
9. He succeeded through hard work.

提示 一些情态动词常出现在强调句式中, 从而构成一些变式结构:
变式a: It must /may/might be…that…
It may be my brother that you are thinking of.
It must be a novel that you are reading.
变式b: It must /may/might have been…that…
It must have been the headmaster that you saw just now.
It might have been a knock on the door that I heard. then.
变式c: It can’t/couldn’t be…that…
It can’t/couldn’t be your pen that he is using.
变式d: Can/could it be…that…?
Can/Could it be Tom that is making the noise?
变式e: Who/What/When/Where/Why/How…can/could it be that …?
Who can/could it be that has taken away my book?