1、教师用书独具演示,演示结束,1digest vt.&vi.(P33)消化；吸收；领悟 You should allow a little time after a meal for the food to digest.饭后你应该留点时间让食物消化。 He paused，waiting for her to digest the information. 他停了下来，等她慢慢领会这一信息。,3 it rain tomorrow，we would have to cancel the football match. AWere BWould CWill DShould 【解析】 句意：如果明天下
2、雨，我们将不得不取消足球比赛。根据主句中的would have以及从句中的tomorrow可知此句为与将来事实相反的虚拟语气。所以从句谓语为should/were todo；本句省略了if，故应把should提句首；A项应为Were it to rain才正确。 【答案】 D,4Had Paul received six more votes in the last election，he our chairman now. Amust have been Bwould have been Cwere Dwould be 【解析】 条件从句省略了if，把助动词had提到主语前面，表示对过去情况
3、的假设，而主句是对现在情况的假设，所以此处应用“would动词原形”。 【答案】 D,5 he had not hurt his leg，John would have won the race. AIf BSince CThough DWhen 【解析】 句意：若是没伤着腿，约翰就赢得这场比赛了。根据句意，虚拟语气中对过去作相反假设，if从句用过去完成时，主句的谓语动词用过去将来完成时。四个选项中只有A选项符合题意。 【答案】 A,6Maybe if I science，and not literature then，I would be able to give you more help
4、. Astudied Bwould study Chad studied Dwas studying 【解析】 句意：也许如果当时我学习的是理科而不是文科的话，那么我(现在)就可以给你更多的帮助了。根据then可以确定此处表示与过去事实相反，故if引导的从句部分用had done。 【答案】 C,7If I hadnt forgotten the article，I it to you now. Awill show Bwould show Cam going to show Dam showing 【解析】 本题隐含了一个错综时间条件句if I hadnt forgotten the art
5、icle，可知从句与过去事实相反，而主句根据时间状语now可知是与现在事实相反，所以要用would do这一形式。 【答案】 B,8If he quietly as the doctor instructed，Ronald wouldnt suffer so much now. Alaid Blay Cshould lie Dhad lain 【解析】 根据句意可知，从句是对过去时间的虚拟，应用过去完成时，而主句是与现在事实相反，应用would do sth.形式。 【答案】 D,9 so hard，he wouldnt have passed the exam. AHadnt he work
6、ed BHasnt he worked CIf he didnt DIf he doesnt 【解析】 考查虚拟语气。根据后文的wouldnt have passed可知是与过去事实相反，所以条件句中要用过去完成时，若从句中含有had，则可以把if省略，把助动词had提到句首构成部分倒装。 【答案】 A,10If I had seen the movie，I you all about it now. Awould tell Bwill tell Chave told Dwould have told 【解析】 从句表示的是对过去情况的假设，而主句是对现在情况的假设，故此处用“would动词原形”。 【答案】 A,.用所给动词的适当形式填空 1If you had posted the letter，Joan (receive) it last Monday. 2What would you say or do if someone (call) you a fool? 3If he (not be) ill，he would have done something to help us. 4If you had studied hard，you (be) a college student now.,
