TENSES.docx英语时态.doc

TENSES 1. the present simple现在时Affirmative:肯定句 S + V Negative否定:S + DO NOT + V S + DOES NOT + VInterrogative疑问句:DO + S + V? DOES + S + V?2. the present continuous现在进行时Affirmative肯定: S + to be (am/is/are) + V动词+ ingNegative否定:S + to be (am/is/are) + NOT + V +ingInterrogative疑问句: To be (am/is/are) + S + V + ing?3. the past simple过去时Affirmative肯定句: S + V + ed (正规动词)S + V (不正规动词)Negative否定:S + did not + VInterrogative疑问句: Did + S + V?4. the past continuous过去进行时Affirmative肯定句: S + to be (was/were) + V + ingNegative否定: S + to be (was/were) + NOT + V + ingInterrogative疑问句: To be (was/were) + S + V + ing?5. the future simple将来时Affirmative肯定句: S + will + V Negative否定:S + will + NOT + VInterrogative疑问句:Will + S + V?6. the present perfect现在完成时Affirmative肯定句: S + to have + PP现在分词Negative否定: S + to have + NOT + PP现在分词Interrogative疑问句: To have + S + PP?现在分词7. the present perfect continuous现在完成进行时Affirmative肯定句: S + to have + been + V + ingNegative否定: S + to have + NOT + been + V + ingInterrogative疑问句: To have + S + been + V +ing?8. the past perfect过去完成时Affirmative肯定句: S + had + PPNegative否定: S + had + NOT + PPInterrogative疑问句: Had + S + PP?9. the past perfect continuous过去完成进行时Affirmative肯定句: S + had + been + V + ingNegative否定: S + had + NOT + been + V + ingInterrogative疑问句: Had + S + been + V + ing?10. the past future过去将来时Affirmative肯定句: S + will + have +过去分词 PPNegative否定: S + will + NOT + have + 过去分词PPInterrogative疑问句: Will + S + have + 过去分词PP?列子1. the present perfect You have worked2. the present perfect continuous You have been working3. the past perfect You had worked4. The past perfect continuous You had been working5. the past futureYou will have workedTENSES (2) THE CONDITIONAL MOOD1. Conditional presentAffirmative form:S + would + VYou would workNegative form:S + would + not + V You would not workInterrogative form:Would + S + V Would you work2. Conditional pastAffirmative form:S + would + have + past participle You would have workedNegative form:S + would + not + have + past participle You would not have workedInterrogative form:Would + S + have + Past participleWould you have workedIF CLAUSESEx: If they had a car, they would come here more often This sentence has two parts;an if clause (if they had a car)a result clause (they would come here more often) The if clause sets the condition for the result to take place (their having a car). The result clause states the result to take place provided the condition is fulfilled (their coming over) Please note that if clauses can also include the simple future.If they have a car, they will come here more often If clauses thus involve three possible variations: If clause (present simple) + result clause (future simple/ or present simple) If they have a car, they will come here more often.2. If clause (past simple) + result clause(conditional present)If they had a