肱二头肌长头肌腱腱鞘炎PPT课件
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Unit 3 Protecting ourselves科目: 英语主备人: 备课日期:课题M10 Unit3 Protecting ourselves 第13课时计划上课日期1.Learn some info about Aids..教学目标2.Master the usage of the words and phrases教学重难点To help students understand what is aids教学流程\内容\板书关键点拨加工润色Step1 GreetingsStep2 RevisionsStep3 Lead-inStep4 Teaching proceduresLanguage pointsTask1. Recently, though, it see ms that there has been a reversal of thisprocess across China.(P 27)然而,最近在中国这种情况似乎又有逆转的迹象。
Grammar point: Perfective tenseA perfective tense used to express action completed in the past; "`I hadfinished' is an example of the past perfect"相关高考试题:1.(2006江苏)Although medical science __________ control over several dangerousdiseases, what worries us is that some of them are returning.A. achievedB. has achievedC. will achieveD. had achieve2.(2006陕西)The construction of the two new railway lines _______by now.A. has been completedB. have been completedC. has completedD. have completed3. (2007 上海)With the help of high technology, more and more new substances ______ in the past years.A. discoveredB. have discoveredC. had been discoveredD. have been discovered4. (2007 北京)I got caught in the rain and my suit____.A. has ruinedB. had ruinedC. has been ruinedD. had been ruined5. (2007 福建)Danny hard for long to realize his dream and now he is popular.A. worksB. is workingC. has workedD. worked6. (2007 江苏)—______ you ______ him around the museum yet?—Yes. We had a great time there.A. Have … shownB. Do … showC. Had … shownD. D id … show7.(2007 上海春)The unemployment rate in this district from 6% to 5% in the past two years. A.has fallen B.had fallen C.is fallingD.was falling答案及解析:1. B 2. A 3. A 4. C 5. C 6. A 7. A。