1.强调句型强调句型2.一、一、 It is/was+ 被强调部分被强调部分 + that+剩余的部分剩余的部分 被强调部分是人被强调部分是人 who/whom/ that +剩余的部分剩余的部分 1.强调句的连接词一般只用强调句的连接词一般只用 that ； 强调人时，强调人时，可用可用who 或或 whom (宾语宾语).3.1. 我是在街上遇见她的父亲的。我是在街上遇见她的父亲的。(强调在街上强调在街上)2. 你是你是8点开始工作的吗？（强调时间）点开始工作的吗？（强调时间）3. 正是因为她病了，他们才没见她做这项工作。正是因为她病了，他们才没见她做这项工作。It was in the street that I met her father.Was it at eight oclock that you began to work?Because she was ill, they didnt ask her to do the job.It was because she was ill that they didnt ask her to do the job.（强调原因）（强调原因）4.It was Tom who / that found my pen in the classroom yesterday.5.判断是否是强调句是，可把判断是否是强调句是，可把 It is / was that 去去掉，剩余部分在不增减任何词的情况下还是一个掉，剩余部分在不增减任何词的情况下还是一个完整的句子，那么这种句子是强调句。完整的句子，那么这种句子是强调句。It was in the street that I met her father. In the street I met her father. It was because she was ill that they didnt ask her to do the job.Because she was ill, they didnt ask her to do the job.6.It was five oclock _I got home.It was at five oclock_ I got home.whenthat7.二、二、 not . until . 的强调形式的强调形式: It is not until + 被强调部分被强调部分 + that . “直到直到才才”I didnt realize she was a famous film star until she took off her dark glasses. Not until she took off her dark glasses did I realize she was a famous film star. It was not until she took off her dark glasses that I realized she was a famous film star.8.巩固练习：巩固练习：1.It was _ he said _disappointed me.A. what ; that B. that; thatC. what; what D. that; what2. Is it in the factory _ this type of cars are produced?A. which B. where C. that D. / 3. Is it the factory_ this type of cars are produced ?A. which B. where C. that D. /9.4. _ on Monday night that all this happened?A. Is it B. It is C. Was it D. It was5. It was _ the old worker came that we _ the experiment.A. until; didnt begin B. not until; beganC. until began D. not until; didnt begin 6. It is I _ singing in the garden.A. who are B. who am C. that are D. that is10.9. It was 1969_ the American astronauts succeeded in landing on the moon. A. that B. when C. on which D. which11.1. It was about 600 years ago _ the first clock with a face and an hour hand was made. A. that B. until C. before D. when2. It was only when I reread his poems recently _ I began to appreciate their beauty. A. until B. that C. then D. soAB高考链接12.3. It is these poisonous products _ can cause the symptoms of the flu, such as headache and aching muscles. A.who B. that C. how D. what4. Why! I have nothing to confess. _ you want me to say? A. What is it that B. What it is thatC. How is it that D. How it is thatBA13.5. It was _ back home after the experiment. A. not until midnight did he goB. until midnight that he didnt goC. not until midnight that he wentD. until midnight when he didnt go6. It was with great joy _ he received the news that his lost daughter had been found. A. because B. which C. since D. thatCD14.强调句型，你掌握了吗？强调句型，你掌握了吗？15.1.It is scientists who warned that greenhouse gases would warm the earth by trapping heat energy in the atmosphere.2.It is the greenhouse effect that gives the earths surface the average temperature of 153.It is fossil fuels that much of the energy used to light and heat our homes comes from. 4.It is the developed countries that consume the most energy in the world.5.It is for centuries that carbon dioxide has the tendency to stay in the atmosphere while other greenhouse gases stay in the atmosphere only for a day or less.Answer key for exercise 2 on page 29: 16.6.It is their very existence that low-lying countries feel is in danger from rising sea levels.7.It is environmentalists who have tried to stop the earths temperature rising.8.It is future climate changes and their effects on our environment that scientists want to find out about.9.It is by several metres that the level of the sea could rise in the years ahead because of global warming.10.It is outer space that might provide us with new energy sources in the future.17.