选修六unit4grammer.docVIP

性质 功 能 例 句 代 词 用作人称代词，代替上文提到的人或事物。 — Who is it? — It’s me. You’ve helped me a lot; I’ll never forget it. 用以代替指示代词this或that。 — What’s this? — It’s a computer． — Whose book is that? — Its hers． 表示时间、天气、距离、价钱等。 It’s time for lunch． It’s raining hard． It’s two miles from the school to our home． 作形式主语, 代替由不定式、动名词或从句等表示的真正主语。 It is easy to buy a new radio. It is no use telling him that. It doesn’t matter whether she comes or not. 引 导 词 作形式宾语, 代替由不定式、动名词或从句等表示的真正宾语。 I feel it my duty to help him. We thought it no use doing that. I’ve made it clear that nobody is allowed to smoke here. 表示强调,其结构是: It is/was+强调部分+ that+原句剩余部分。此结构只限于强调状语、主语和宾语。 注意：①如果强调的是人, 其后用that或who 均可; ②如果强调的是物、时间或地点等状语, 其后只能用that不用where、when、why。 I saw Tom yesterday here. ① It was I that/who saw Tom yesterday here． ② It was Tom that /who I saw yesterday here． ③ It was yesterday that I saw Tom here． ④ It was here that I saw Tom yesterday． 易 与 强 调 句 型 混 淆 的 其 它 从 句 *若强调谓语,则用do /does /did +动词原形,常译为“的确” “一定”等,该结构只能用于陈述句或祈使句中。引导的强调句与其它从句的区别在于： ① 强调句型中前后时态应一致;②被强调的部分为主语、宾语和状语,若把it is／was和that／who去掉,剩下的词语能重新组成正确的句子,而且不缺成分,否则就是其它从句。 Do be patient! (一定要耐心点) He does want to learn English well. It was in the place that I was born. It was the place where I was born. (定语从句) It was in 1945 that World War II ended. (强调句) It was 1945 when World War II ended.(定语从句) ③ It was a long time since I met you last. (时间状语) It is time that you went to bed. (定语从句) 口诀： 代词 it 本意它, 既可指这又指那; 时间天气均可指, 谈到距离也用它; 假主假宾均可做, 强调句型跟that。 1. It was this village ___ I was bought. A. where B. that C. on which D. which 2. It was in this village ___ I was bought up. A. where B. that C. on which D. which 3. Can it be in the drawer ___ you put your passport? A. where B. in which C. there D. that 4. It was July 1, 1997 ___ saw the return of Hong Kong to the motherland. A. that