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1、.careful person.2012高考英语语法总复习精品课件高考英语语法总复习精品课件SummaryThe use of “it” for emphasis可被强调可被强调的部分的部分除谓语之外的句子各成分。除谓语之外的句子各成分。基本句子基本句子结构结构It is/was被强调部分被强调部分that/who/whom +句句子的遗留部分子的遗留部分备注备注it既可强调现在的情况，既可强调现在的情况，也可强调过去的情况。也可强调过去的情况。We called on Professor Wang in his office this morning.weProfessor WangEg:I
2、t was we who/ that called on Professor Wang at his office this morning.It was Professor Wang whom/ that/ who we calledon at his office this morning.We called on Professor Wang in his office this morning.in his officethis morningIt was in his office that we called on Professor Wang this morning.It wa
3、s this morning that we called on Professor Wang in his office.1. It is on this arable land that the farmers produce food for the whole population of China.2. It was from the early 1990s that scientists started to develop new techniques to increase agricultural production without harming the environm
4、ent.n怎样判断强调句?- 若是强调句，去掉It be that 还应是一个完整的句子。 若不是强调句,去掉 It isthat已不是一个完整的句子。Eg: It is ten years Miss Green returned to Canada. A. thatB. when C. since D. asnPractice Rewrite these sentences, emphasising the underlined parts.EXAMPLE: The farmers produce the food for the whole population of China on t
5、his arable land.It is on this arable land that the farmers produce the food for the whole population of China 1.The children often help their parents do the farm work.It is the children who often help their parents do the farm work.2. In 1993, a tomato was developed that was very different from any
6、grown before.It was in 1993 that a tomato was developed that was very different from any grown before.3. The biggest problem of China farmers is the shortage of arable land. It is the shortage of arable land that is the biggest problem for Chinese farmers.4.The plants grown in greenhouses are protec
7、ted from the wind, rain and insects.It is the plants grown in the greenhouses that are protected from the wind, rain and insects.n5.Future agriculture should depend on high technology as well as traditional methods. It is high technology as well as traditional methods that future agriculture should
8、depend on Rewrite the sentences below, emphasising as many parts as possible. EXAMPLE: Jia Sixie wrote a book called Qimin Yaoshu during the years 533-544. It was Jia Sixie who wrote a book called Qimin Yaoshu during the years 533-544. It was a book called Qimin Yaoshu that Jia Sixie wrote during th
9、e years 533-544. It was during the years 533-544 that Jia Sixie wrote a book called Qimin Yaoshu. 1.It was Henry who gave George a new tie for his birthday last year. It was to George that Henry gave a new tie for his birthday last year. It was a new tie that Henry gave George for his birthday last
10、year. It was last year that Henry gave George a new tie for his birthday last year.2 . It was during that period of time that they make these important discoveries. It was these important discoveries that they make during that period of time. It was they who make there important discoveries during t
11、hat period of time. 3. It is in South America that some people still practise this kind of farming. It is some people in South America who still practise this kind of farming. It is this kind of farming that some people in South America still practise . Practice:1.We didnt begin our lesson until / t
12、ill our teacher came in.It was not until our teacher came in that we began our lesson.The villagers didnt realize how serious the pollution was until all the fish in the river died. _ _ _ _ all the fish in the river died _ the villagers _ how serious the pollution was.It was not untilthatrealized“It
13、”试题解析试题解析1. The Parkers bought a new house but _ will need a lot of work before they can move in. A. they B. it C. one D. which “It”试题解析试题解析2. Toms mother kept telling him that he should work harder, but _ didnt help. A. he B. which C. she D. it“It”试题解析试题解析3. The weather turned out to be very good,
14、_was more than we could expect. A. what B. which C. that D. it 4. Do you have enough glasses for each guest to have _? A. it B. them C. that D. one “It”试题解析试题解析 5. Why dont we take a little break? Didnt we just have _? A. it B. that C. one D. this “It”试题解析试题解析6. -He was nearly drowned once. -When wa
15、s _? -_ was in 1998 when he was in middle school. A. that; It B. this; This C. this; It D. that; this 7. It was not until 1920 _ regular radio broadcasts began. A. while B .which C .that D. since“It”试题解析试题解析7. It was not until 1920 _ regular radio broadcasts began. A. while B .which C .that D. since
16、Regular radio broadcasts didnt begin until 1920.“It”试题解析试题解析 8.Could it be in the restaurant in_ you had dinner with me yesterday_ you left behind your keys and wallet? A. that, which B. which, that C.where, that D. that, where“It”试题解析试题解析 It could be in the restaurant in_you had dinner with me yest
17、erday_ you left behind your keys andwallet?“It”试题解析试题解析 the restaurant (in_ you had dinner with me yesterday) whichin the restaurant which It could be in the restaurant in_ you had dinner with me yesterday_ you left behind your keys and wallet?高考试题解析高考试题解析 the restaurant (in_ you had dinner with me
18、yesterday) whichin the restaurantthat 8.Could it be in the restaurant in_ you had dinner with me yesterday_ you left behind your keys and wallet? A. that, which B. which, that C.where, that D. that, where“It”试题解析试题解析 It was for this reason_ her uncle moved out of New York and settled down in a small village.A. which B. why C. that D. howThank you for attending!
