高二英语选修8Unit 4 第2-3 课时 Grammar 过去分词作状语Teaching Aims:Revise the past participle used as the adverbialImportant point.How to use the past participle used as the adverbialDifficult points Choose correct answersTeaching methods:Ask and answer questions activitiesIndividual, pair and group workTeaching aidsA computer and a projector 概念:过去分词作状语可表示时间、地点、原因、条件、让步、伴随等意义。这种过去分词状语相当于一个时间、地点、原因、条件、让步等状语从句, 若过去分词作状语,句子的主语与分词所表示的动作构成动宾关系, 即是该分词动作的承受者。1. 过去分词作原因状语 Greatly moved by the film, they all cried. 他们看了那部电影深受感动, 都哭了。 Surrounded by a group of young people, the old man felt happy. 身边围着一群年轻人, 老人感到很高兴。2.过去分词作状语, 表示伴随情况或方式。 The trainer appeared, followed by six little dogs. 训练员出现了，后面跟着六条小狗。 He walked up and down the room, lost in thought. 他在屋子时走来走去，陷入了沉思。 Filled with extraordinary strength, he raised himself. 他使出全身的力气站了起来。 3.过去分词作状语, 还可以表示: Given much time, we could do it better.（条件） 多给点时间的话，我们会做得更好。 When heated, ice can be changed into water.（时间） 冰加热时变成水。 Exercises:单选1._ in thought, he almost ran into the car in front of him. A. Losing B. Having lost C. Lost D. To lose2. If _ the same treatment again, hes sure to get well. A. giving B. give C. given D. being given3. _ in 1636, Harvard is one of the most famous universities in the United States. A. Being founded B. It was founded C. Founded D. Founding4. _ with the size of the whole earth, the biggest ocean doesnt seem big at all. A. Compare B. When comparing C. Comparing D. When compared5. _ time, hell make a first-class tennis player. A. Having given B. To give C. Giving D. Given6. _ in a white uniform, he looks more like a cook than a doctor. A. Dressed B. To dress C. Dressing D. Having dressed7.Unless _ to speak, you should remain silent at the conference. A. invited B. inviting C. being invited D. having invited8. When _, the museum will be open to the public next yearA. completed B. completing C. being completed D. to be completed 9. The research is so designed that once _ nothing can be done to change it. A. begins B. having begun C. beginning D. begun10. _ more attention, the trees could have grown better. A. Given B. To give C. Giving D. Having given 11. Anyone _ bags, boxes, or whatever, was stopped by the police.A. seen carry B. seen carrying C. saw to carryD. saw carrying12. The plane crashed, _ all 200 people aboard. A. killed B. having killed C. killing D. had killed13. We solved the problem by reducing our costs and _ more money. A. borrowed B. borrowing C. would borrow D. had borrowed14. I asked the boss for a months holiday and, _ it or not, he agreed. A. believe B. to believe C. believing D. believed15. The new manager started last week, _ with him plenty of new ideas.A. bringing B. brought C. to bringD. to have brought 16. Any student _ will be disqualified from the exam.A. catching cheatingB. catching to cheatC. caught cheatingD. caught to cheat17. She read the letter through before sending it, _ for spelling mistakes.A. checked B. to be checking C. checking D. having checked18. Before you decide to leave your job, _the effect it will have on your family.A. consided B. considering C. to consider D. considered19. If youre going on a long car journey, _sure the vehicles in good condition.A. making B. to make C. make D. having made20. _ the road round to the right and youll find his house. A. Follow B. Following C. To be following D. Having followed21. He arrived at the office early, _ a good example to the others.A. set B. to set C. to be setD. having set 22. He pushed his way through the crowd, _ “Excuse me.” A. to say B. said C. sayingD. having saying23. The film star walked to his car, _ a crowd of journalists. A. followed by B. following by C. to follow D. to be followed by24. “Where is David?” “He is upstairs _ ready to go out.”A. to get B. getting C. to be gettingD. having got25. If you go there alone after dark you might be get _.A. attacked and robbedB. attacking and robbingC. to attack and robD. to be attacked and robbed26. She gets about quite a lot, _ for an international company.A. working B. works C. having worked D. to be working 27. _ him enough time to get home before you telephone.A. Give B. To give C. GivingD. Given28. She didnt want to _ a sec