【正文】
“不管、無論”引導的讓步狀語從句,有時用動詞原形?! ll things, whether you know or don’t know, exist in the world.3)用“would rather/had rather表示“寧愿、但愿”,后面的賓語從句謂語用過去式或動詞原形表示對將來的要求,用過去時表示對現在的愿望,用過去完成時表示對過去做的事的懊悔。I would rather you go tomorrow. I would rather everything hadn’t happened in the past.3.“情態(tài)動詞+havedone”的用法:musthavedone表示對過去事情的肯定推測。can39。t/couldn39。thavedone表示對過去所發(fā)生的事情所做的否定推測。mayhavedone表示過去所發(fā)生的事情作可能性推測。might/couldhavedone表示對過去所發(fā)生的事情作可能性推測,或者表示本來可以做而事實上未做的事情。should/oughttohavedone表示本應該做的事情而事實上未做needn39。thavedone表示做了本不應該做的事情。鞏固練習:1. We demanded that we _______ of any change in the plan.A. informed B. would be informed C. be informed D. had been informed2. It’s necessary that he _______ a recognized qualification.A. has B. have C. had D. having3. It39。s high time we ______ our attention to this problem.A. turned B. turn C. had turned D. would turn4. If only you __________ him what I said! Everything would have been all right.A. didn39。t told B. hadn39。t told C. would not tell D. would have not told5. He must have had an accident, or he_______ here then.A. would have been B. had been C. should have been D. could be6. You ________ to town to see the film last week. It will be on TV tomorrow.A. needn39。t go B. should not go C. had better not go D. needn39。t have gone7. How I wish every family ___ a large house with a beautiful garden! A. has B. had C. will have D. had had8. When a pencil is partly in a glass of water, it looks as if it ________. A. breaks B. has broken C. were broken D. had been broken9. Jane’s pale face suggested that she ___ ill, and her parents suggested that she _____ a medical examination. A. be, should have B. was, have C. should be, had D. was, has10. The bus driver insisted that he _____ at normal speed and therefore _____ for the child’s death.A. drive, not answer B. was driving, shouldn’t answerC. should drive, shouldn’t have answered D. drove, shouldn’t answer5