Module 4 Music Born in America Section Ⅱ Grammar——时间状语从句和省略[语法图解]时间状语从句[课文原句感知]①Some of the DJs began speaking and shouting while the music played.②The moment I heard it, I knew it was a completely new kind of music.③The first time that rap artists recorded their music, musicians recorded the backing tracks (the music without the singing) in the studio and the rappers added their vocals later.④No sooner had he reached home than it began to rain.⑤Hardly had I entered the room when the phone rang.⑥—Do you want to go to the movie tonight?—I hope to (go to the movie)．⑦What do you think of the film (that) you saw yesterday?⑧While (I was) at college, I began to know him, a strange but able student.⑨Bob has done his homework, but Tom hasn't (done his homework)．⑩He accepted the suggestion that he (should) go there by train.[语法领悟](1)①～⑤句中黑体部分在句中引导时间状语从句，⑥～⑩句为省略句。(2)④⑤ 句为 no sooner...than.../hardly...when...句式，表示“一……就……”，且 no sooner/hardly 位于句首时，主句要用倒装语序。(3)⑥ 句是不定式的省略，省去了 to 后面的动词(短语)。(4)由⑦句可知，关系词在定语从句中作宾语时可以省略。(5)⑧ 句中，从句主语与主句主语一致，且从句中包含 be 动词的某种形式，可以将从句的主语和 be 动词同时省略。(6)⑩ 句是情态动词 should 的省略；⑨句省略了部分谓语及宾语。一、时间状语从句1．when, while, as 引导时间状语从句(1)when 引导的时间状语从句通常指时间点，从句的谓语动词是短暂性动词；也可以指一段时间，从句谓语动词用延续性动词。该从句表示的动作或状态可与主句表示的动作或状态同时发生，也可以是先后发生。When they heard the news, they were very surprised.当他们听到那个消息时，他们非常惊讶。When I was walking down the street, I saw some policemen.当我沿着那条街走时，我看到了一些警察。(2)while 意为“当……的时候”，引导的时间状语从句常表示一段时间...
