判断下列句子的时态：1. Is the Grand Canyon the greatest wonder anywhere in the natural world?2. She sings with the band Crazy Feet.3. Were having a meeting.4. She went to our school!5. It was raining.6. Ive written down some ideas.7. Ill do an interview with Becky Wang! 动词时态总结一、 一般现在时： 1.概念：经常、反复发生的动作或行为及现在的某种状况。 2.时间状语： always, usually, often, sometimes, every week (day, year, month), once a week, on Sundays, seldom, never. 3.基本结构：（如主语为第三人称单数，动词上要改为第三人称单数形式） 规则动词原形第三人称单数形式一般在词尾加play leave swim以字母s,x,ch,sh,o结尾的词加，如果动词原形词尾已有e,则只加。pass fix teach wish do 以辅音字母加y结尾的词，先变y为, 再加。study carry fly注意：动词have的第三人称单数是.写出下列动词的单数第三人称形式。1.cook_2.watch_3.build_4.have_5.wash_6.enjoy_7.go _8.receive_9.cry_10.close_11.drive_12.choose_13.play_14. reach _4.否定形式： ,如主语为第三人称单数，则用5.一般疑问句：，如主语为第三人称单数，则用，同时，还原行为动词。 6. 巩固练习：1、Lucy likes going skating with her friends. （改否定句）2、His watch costs 300 yuan. （变成一般疑问句并否定回答）3、I like being a nurse for the old. （变成一般疑问句）4、She is from Beijing.(改否定，一般疑问句并肯定回答)二、 一般过去时： 1.概念：过去某个时间里发生的动作或状态；过去习惯性、经常性的动作、行为。 2.时间状语：ago, yesterday, the day before yesterday, last week(year, night, month), in 1989, just now, at the age of 5, one day, long long ago, once upon a time, etc. 3.基本结构： 构成规则动词原形动词过去式一般在动词原形末尾加look play work结尾是e的动词在末尾加like live hope末尾只有一个辅音字母的重读闭音节，先，再加plan stop drop结尾是“辅音字母y”的动词，先变study worrycry注：不规则动词过去式参见八年级下册P142。写出下列动词的过去式形式。1.drink _2. cry _3. pull _4 ride _5. take _6.sweep _7. stop _8 solve _9. rob _10. wait _11. lie _12. turn _13. explore _14. drop _15. clean _16. produce _17.laugh_18.prefer _ 4.否定形式： 5.一般疑问句： 6. 巩固练习(改否定和疑问句)：1、 Yesterday I went swimming.2、 He was born in Shanghai.三、 现在进行时： 1.概念：表示现阶段或说话时正在进行的动作及行为。 2.时间状语：now, right now, at this time, these days, etc. 3.基本结构： 规则原形-ing形式一般在动词原形末尾加listen spend stay以不发音字母e结尾的动词，先去掉have prepare close以重读闭音节结尾的动词，应先sit beginrun put以ie为重读音节结尾的动词，把ie改为lie die写出下列动词的现在分词形式。1、win 2、relax 3、jump 4、make 5、have 6、talk 7、tie 8、cheer 9、enjoy 10、cry 11、come 12、fit 4.否定形式：5.一般疑问句： 6. 巩固练习：(1)Bruce often writes letters in English. （用now改写句子）(2)They are surfing. 四、 过去进行时： 1.概念：表示过去某段时间或某一时刻正在发生或进行的行为或动作。 2.时间状语：at this time, yesterday, at that time或以when引导的谓语动词是一般过去时的时间状语等。 When he came in, I was reading a newspaper.3.基本结构： 4.否定形式： 5.一般疑问句： 五、 现在完成时： 1.概念：过去发生或已完成的动作对现在造成的影响或结果，或从过去已开始，持续到现在的动作或状态。 2.时间状语：recently, lately, since,for,in the past few years, etc. 3.基本结构： 过去分词的规则变化与动词过去式的变化相同，在动词词尾加-ed；不规则变化的过去分词见课本4.否定形式： 5.一般疑问句： 6. 比较一般过去时与现在完成时 一般过去时表示过去某时发生的动作或状态，强调动作，不和现在发生联系，常与具体的过去时间状语连用，如yesterday, last week，ago, in1980, in October, just now等，；现在完成时表示过去发生的某一动作对现在造成的影响或结果，强调的是现在的情况，不能与表过去的时间壮语连用。 I saw this film yesterday. （强调看的动作发生过了）I have seen this film. （强调对现在的影响，电影的内容已经知道了）六、 过去完成时： 1.概念：以过去某个时间为标准，在此以前发生的动作或行为，或在过去某动作之前完成的行为 By the end of last month. We had reviewed four books. As soon as we got to the station, the train had left.2.时间状语：before, by the end of last year(term, month),etc. 3.基本结构： 4.否定形式： 5.一般疑问句： 七、 一般将来时： 1.概念：表示将要发生的动作或存在的状态及打算、计划或准备做某事。 2.时间状语：tomorrow, next day(week, month, year),soon, in a few minutes, by,the day after tomorrow, etc. 3.基本结构： 4.否定形式： 5.一般疑问句： 八、 过去将来时： 1.概念：立足于过去某一时刻，从过去看将来，常用于宾语从句中。 He said he would go to Beijing the next day.2.基本结构： .否定形式： .一般疑问句： 练习一单项选择1 . My sister _ the Youth League last year.She _ a Youth League member for about a year now. A. joinedhas been B. has joinedhas been C. did joinhad been2. They _ supper when we went into the room. A. are having B. were having C. was having3. Nathan Hale said he _ his life for his country. A. gives B. will give C. would give4. My father _ his cap and went out.A. put on B. puts on C. will put on5. Peter _ the work in a week.A. have finished B. finishes C. will finish6. By the end of last term, we _ Book Five. A. have learned B. would learn C. had learned 7. He cant go to the cinema with me because he _ a meeting. A. was having B. would have C. is having 8. Both of the two dictionaries _ very useful. A. are B. is C. was 9. He _ to me since last month. A. didnt write B. hadnt written C. hasnt written