强调句的结构： It +be + 被强调部分 +that/ who/ whom+ 其他部分It’s Jack who met your sister in the park yesterday.( 强调主语）It’s your sister whom Jack met in the park yesterday. ( 强调宾语）It’s in the park that Jack met your sister yesterday.( 强调状语）It was yesterday that Jack met your sister in the park.( 强调状语）Jack met your sister in the park yesterday. Ex. 用适当的连词填空Tom broke the window yesterday.It’s Tom ________ broke the window yesterday. It’s the window ________ Tom broke yesterday. It’s yesterday ________ Tom broke the window. who/ that that that 强调句中应注意的几点问题1 主谓一致问题It is they that / who often help me out with his trouble. It is not I that / who is angry. am 2 对状语或状语从句的强调：连接词只能用 thatIt was last night that John wore his best suit to the dance. ( 不用 when)It was in the reading room that I met her yesterday afternoon. ( 不用 where)It was by bike that my father often goes to work except on rainy days. ( 不用 how) 强调句的疑问句式：It was with great care that they finished their experiment.Was it with great care that they finished their experiment?It was her coming late to school that made our teacher unhappy.Was it her coming late to school that made our teacher unhappy. 强调句的特殊疑句式：It is Jack that is making such a noise.Who is it that is making such a noise?What was it that brought about this result?He asked me who it was that took his umbrella by mistake.特殊疑问词引导的强调结构在宾语从句中时，用陈述语气。 until 与强调句的混合使用：1 The little boy didn’t smile until he saw his mother.2 Not until he saw his mother did the little boy smile. ( 主句倒装）3 It was not until he saw his mother that the little boy smiled. ( 强调句），此时主句不倒装且用肯定句。It was not until the 1960s that the Australia government came to realize the importance of passing laws to…( 高三课本 P24 ）从 2 、 3 中我们可以看出，倒装或被强调只能出现一次。） Comparing:--- Did you boss phone you again the next day?--- No, it was a week ____ he gave me a second call.--- Did you boss phone you again the next day?--- No, it was after a week ____ he gave me a second call.A. that B. when C. before D. sinceCA until 的用法 : (not) do A…until B 当 B 发生之前， A 动作发生了，就不用 not; 否则就要用 not.1 The baby didn’t stop crying until his mother came back. come back 之前， stop crying 动作没有发生。2 Wait until he comes back. comes back 发生之前 wait 一直在发生。It would be many years until Australia learnt to respect Aborigines and recognize the importance of a diverse society.( 高三课本 P22 ） Ex.We’ll _______ ( stay) here until/till it stops raining.The little boy __________ (smile) until he saw his mother.staydidn’t smile
