高中英语 语法代词 it的用法课件(共32张ppt)

2) It was not until __C__ that ____ to prepare his lessons. A. did his father come in, the boy began B. did his father come in, did the boy begin C. his father came in, did the boy begin D. his father came in, the boy began
3) I hope that it will be fine Weather tomorrow.
4) It’s spring now.
Season
5) It’s quiet here. Circumstance
2. 用作人称代词, 代表前面提到的人 或事。
1) Who’s it? _It_’_s me. 2) Look at the picture. _I_t is a picture
Exercises
1) It was not _C__ she took off her dark
glasses ___ I realized she was a
famous film star.
A. when, that B. until, when
C. until, that
D. when, then
3. I don’t think __D_ possible to master a foreign language without much memo ry work. A. this B. that C. its D. it
4. Was it during the Second World War _A__ he died? A. that B. while C. in which D. then
Practice
1. Does__D___ matter if he can’t finish the
job on time.
A. this B. that C. he D it
2. They are all classmates. ___ is no
wonder _D__ they should help each othe r with their studies． A. This；whether B. It; if C. That；that D. It; that
2. They reported that this man had a son who grew up in Scotland. It was reported that this man had a son who grew up in Scotland.
3. Archaeologists believe that the two gold earrings found on the man are the oldest gold ever found in Britain. It is believed that the two gold earrings found on the man are the oldest gold ever fn his teeth show that he spent his youth in central Europe.
It is the tests on his teeth that show that he spent his youth in Central Europe.
7) It was not long before he returned to Beijing.
8) How long will it be before he comes back?
9) It will will be long before he comes back.
10) It is five years since he joined the Party.
Notice
1) It is reported that China has launched another man-made satellite.
2) It is ordered that the soldiers should cross the river at once.
3) It seems that he has learnt of the news.
10. It was at five o‘clock in the afternoon C___ they climbed up to the top of the mountain．(选项同上) A. since B. when C. that D.
until
11. Is __C_ necessary to complete the
3) It was in the park that I met Tom yesterday. 4) It was yesterday that I met Tom in the park.
She didn’t go to bed until her father came back. 1) Not until her father came back did she go to bed. 2) It was not until her father came back that she went to bed.
5. It was not until 1920 _C__ regular radio broadcasts began. A. while B. which C. that D. since
6. It was about 600 years ago _A__ the first o’clock with a face and an ho ur hand was made. A. that B. until C. before D. when
5. People have proved that the copper knives came from Spain and western France. It has been proved that the copper knives came from Spain and western France.
Grammar
The use of “It” It的用法
1. 用以表示时间、距离、天气、气候、 季节、环境等。 1) It is half past eight now. Time 2) It’s only half an hour’s walk from here to our school. Distance
4) It happened that I took no money with me.
5) It matters very much/makes great difference whether to go or not.
6) It surprised me that he failed to pass the exam.
7. It was only when I reread this poems
recently _B___ I began to appreciate
their beauty.
A. until B. that C. then D. so
8. Was __A__ that I saw last night at the
4. Some people think that European culture and techniques were brought to Britain through trade instead of war.
It is thought that European culture and techniques were brought to Britain through trade instead of war.
Ex. 1 Rewrite the following sentences using “it”. 1. Modern technology makes it possible
to find out more about the man in the grave.
It is modern technology that makes it possible to find out more about the man in the grave.
6. We do not know how these huge stones were transported over a distance of 380 kilometres.
It is unknown how these huge stones were transported over a distance of 380 kilometres.
of our school. 3. 用于代替指示代词this和that。
---Is this jacket yours? ---Yes, _i_t is.
4. 作引导词,在句中作形式主语或形 式宾语,代替后面的短语或从句。 1) Instead of “to do” It is important for us to learn English well.
3. In the Bronze Age, people could make tools of copper and bronze. It was in the Bronze Age that people could make tools of copper and bronze.
4. The smaller blue stones came from west Wales. It was west Wales where the smaller blue stones came from.
i found it necessary to tell him about the matter. 2) instead of “doing” it is no use quarrelling with him about it. i think it no good tal to her.
3) Instead of “clause” It doesn’t matter whether he will come or not. I think it necessary that we will attend the meeting.
concert?
A. it you
B. not you
C. you
D. that yourself
9. It was five o’clock in the afternoon B__ they climbed up to the top of the moun tain. A. since B. when C. that D. until
Ex. 2 Rewrite the following sentences using “it”.
1. They said that it was an important archaeological discovery. It was said that it was an important archaeological discovery.
5. 用于强调句型中 It + be+被强调部分+that/who (a person)从句 e.g. I met Tom in the park yesterday.
1) It was I who met Tom in the park yesterday. 2) It was Tom who I met in the park yesterday.