高中英语 模块六 Unit 16 The Revision of Past Perfect and Past Perfect Continuous课件 北师大选修6

1、2021/8/11 星期三1Welcome2021/8/11 星期三2Who had bought a new mobile phone?Who had cleaned the blackboard?Last class, who had been standing here in Class3?How many students had been sitting on the chairs in Class3?2021/8/11 星期三3Past PerfectPast Perfect Continuous Revision2021/8/11 星期三4Past Perfect 过去完成时ha

2、d+past participle(动词的过去分词) 规则动词不规则动词助动词(无人称变化)regular verbsirregural verbs2021/8/11 星期三5过去分词的构成：1. 规则动词的变化：a) 一般情况下在动词后面加 ed work - worked play - playedb) 以 e 结尾的动词直接加 d use - used refuse - refusedc) 以辅音字母加 y 结尾的动词，把 y 改 i 再加 edstudy - studiedcarry - carriedd) 以重读闭音节结尾的，前面有单个元音字母时，双写辅音字母，再加 edstop -

3、 stoppeddrop - dropped直接加ed有e只加d把 y 变 i 加ed重读双写加ed2021/8/11 星期三62. 不规则动词的变化lightlighted/litholdheldbuy boughteateatenlose lost不规则动词的变化见Moduel 5表2021/8/11 星期三7Past Perfect Continuous 过去完成进行时had been+ present participle(动词的现在分词) 直接加， 去e加， 双拼加,改ie为y再加ing2021/8/11 星期三8现在分词的构成：a) 一般情况下在动词后面加 ing walk - w

4、alkingplay - playing b) 以 不发音的e 结尾的动词去e加-ing come- comingdance- dancing run - runningput - putting c)以一个元音字母一个辅音字母结尾，且重读 的动词，则先双写该辅音字母，再加-ing。d)以字母ie结尾的动词，变ie为y，再加ingdie - dying lie - lying2021/8/11 星期三9Use the two tenses for the followingsentencesChina the 29th Olympic Games.(hold) had held2021/8/1

5、1 星期三10The torch for 17days at the top of Birds Nest. (burn)had been burning2021/8/11 星期三11Hong Kong _ to China before Macao came back toChina.(return)had returned2021/8/11 星期三12The passengers for a long time to get on the train.(wait)had been waiting2021/8/11 星期三13summary:1.两种时态都是以 的时间为前提的。2.过去完成时表

6、示动作已经 , 强调 。而过去完成进行时强调动作在过去的某段时间内 。1.I the office,so it was very tidy.(clean)2.She the office, so we had to wait outside.(clean) had cleaned had been cleaning过去完成一直进行结果2021/8/11 星期三14Strategies(解题策略) Step1: 先理解句子的大意。Step2: 找出句子的时间状语，综合考虑后判断句子应该使用哪种时态。Step3: 根据选取的时态，动词做出相应的变化。2021/8/11 星期三15Can you d

7、o it?1.The patient _(die) when the doctor arrived.2.The baby_ (cry) for several hours when his mother came.3.By yesterday morning, he_ (call) me ten times.4.Now the students _(do) their homework. had calledhad diedhad been cryingare doing2021/8/11 星期三165.He failed in the exam. Because he_ (play) the

8、 computerall night.6.we _ (paint) the house beforewe moved in.7.So far we _ (learn) a lot ofwords.8. _ he _ (talk) on the phone?had painted had been playing have learnt Hadbeen talking 2021/8/11 星期三17Tense Uses Time Adverbial Past PerfectTo talk about an or in the past which happened other past events. Past Perfect Continuous activities in the past that happened before other events.The actions that happened before a particular point in the past An action that was still and had not been eventbeforesituation Longerrepeatedin progesscompleted注：动词为延续性动词如talk,study,sit 等持续的动作When