高中英语译林版必修二教学案：Unit 3 Section Ⅳ Grammar Writing(含答案).docVIP

Section_ⅣGrammar__Writing 语法图解 探究发现 ①By the 1920s, he had become an explorer, searching for the tombs of the Egyptian kings. ②I returned the book that I had borrowed. ③Upon their entering the tomb, Caters lucky pet bird, which he had left in Cairo, was swallowed by a snake. ④Then, a few months after Carter had openedthe tomb, Lord Carnarvon, who was also present when the tomb was opened, fell ill with a fever and died in Egypt. ⑤He said he had worked in that factory since 1949. ⑥I had been at school for half an hour when Li Lei came. [我的发现] (1)过去完成时的构成：had＋过去分词。 (2)过去完成时表示在过去某一时刻或动作以前已经完成了的动作，即“过去的过去”如句①②③④。 (3)过去完成时可以指过去的动作延续到过去的某个时刻，如句⑤⑥。 一、过去完成时的构成 过去完成时由“had＋过去分词”构成。 二、过去完成时的用法 1．过去某一时刻或动作之前已完成的动作或存在的状态。可以用by, before等介词短语或一个时间状语从句来表示，也可以用一个表示过去的动作来表示，还可通过上下文来表示。 When the explorer hurried to the destination, the others hadalready left. 当这名探险者匆忙赶到目的地的时候，其他人已经离开了。 By nine oclock last night, we had gotten 200 pictures from the spaceship. 到昨晚9点钟，我们已经收到200 张飞船发来的图片。 　[即时演练1]　用所给动词的适当形式填空 ①I had_finished (finish) my homework before supper was ready. ②The play had_started (start) when we got to the theatre. ③By the end of June they had_treated (treat) over 10,000 patients. ④He had_collected (collect) enough evidence up to that day.⑤(2016·浙江高考改编)Silk had_become (become) one of the primary goods traded along the Silk Road by about 100 BC. 2．表示由过去的某一时刻开始，一直延续到过去另一时间的动作或状态，常和for, since构成的时间状语连用。 He told us that he had done the scientific research for 5 years. 他告诉我们他做科学研究已经5年了。 　[即时演练2]　完成句子 　①他在去英国深造前，已学了八年英语。 He had_learned_English_for_eight_years before he went to England for further study. ②他说自实行改革开放政策以来他的家乡发生了巨大的变化。 He said great changes had_taken_place in his hometown since China carried out reform and opening policies. 3．动词think, want, hope, mean, plan, intend等用过去完成时来表示过去未曾实现的想法、希望、打算或意图等。 I had never thought that you were content to help me. 我从未想过你愿意帮我。 We had hoped to be able to come and see you. 我们本来希望能来看看你。 　[即时演练3]　用所给动词的适当形式填空 ①I had_planned (plan) to meet y