Tenses of Verbs.ppt

Revision A.十六种时态的形式 B. 六种常用基本时态： 一般现在时 （7种情况）, 一般过去时（3种情况） 现在进行时，过去进行时 （2种情况） 现在完成时(5种情况)，过去完成时 （2种情况） 补充：过去完成时的用法二： hope, wish , expect, think, intend, mean(打算)，suppose等的过去完成时，指“过去曾经有过的愿望，打算计划”，但没有实现做到。 Eg. We had hoped that you would come, but you didn’t. She had intended to pay us a visit, but was prevented. = intended to have paid H .在短语make sure, see to it , be sure 后接that 从句，用一般现在时表示将来。 Make sure (that) all the windows are closed before you leave. See to it that you arrive at the station on time. * Tenses of Verbs 时态（Tense）是表示行为、动作和状态在各种时间条件下的动词形式。因此，当我们说时态结构的时候，指的是相应时态下的动词形式。 考虑：动词的形式 + 动作的时间性 常用时态： 1. The simple present tense: do / does ; is , am, are 2. The present continuous tense: is, am, are + doing 3. The present perfect tense: have, has + done 4. The present perfect continuous tense: have, has + been + doing 5. The simple past tense: did; was, were 6. The past continuous tense: was, were + doing 7. The past perfect tense: had + done 8. The past perfect continuous tense: had + been + doing 9. The simple future tense: will, shall, be going to, be to , be about to + do 10. The future continuous tense: will, shall + be doing 11. The future perfect tense: will, shall + have done 12. The future perfect continuous tense will,shall+ have been doing 13. The past future tense: would, should, was/were going to +do 14.The past future continuous tense: would, should + be doing 15. The past future perfect tense would, should + have done 16. The past future perfect continuous tense would ,should + have been doing 一般时 现在 过去将来 将来 过去 完成进行时 完成时? 进行时 study be studying have studied have been studying studied was/ were studying had studied had been studying will study will be studying will have studied will have been studying woul