五年级下册英语第9课学的是什么时态,并中结.

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,
3.基本结构：动词 原形 （如主语为第三人称单数,动词上要加（e）S）
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
基本结构：be动词；行为动词
4.否定形式：was/were+not;在行为动词前加didn't,同时还原行为动词.
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,at this time,these days,etc.
3.基本结构：am/is/are+doing
4.否定形式：am/is/are+not+doing.
5.一般疑问句：把be动词放于句首.
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.
3.基本结构：was/were+doing
4.否定形式：was/were + not + doing.
5.一般疑问句：把was或were放于句首.
6.例句：At that time she was working in a PLA unit.
When he came in,I was reading a newspaper.
五、 现在完成时：
1.概念：过去发生或已经完成的动作对现在造成的影响或结果,或从过去已经开始,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：have/has + done
4.否定形式：have/has + not +d one.
5.一般疑问句：have或has.
6.例句：I've written an article.
It has been raining these days.
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,即“过去的过去”.
2.时间状语：before,by the end of last year(term,month…),etc.
3.基本结构：had + done.
4.否定形式：had + not + done.
5.一般疑问句：had放于句首.
6.例句：As soon as we got to the station,the train had left.
By the end of last month.We had reviewed four books
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：am/is/are/going to + do；will/shall + do.
4.否定形式：was/were + not; 在行为动词前加didn't,同时还原行为动词.
5.一般疑问句：be放于句首；will/shall提到句首.
6.例句：They are going to have a competition with us in studies.
It is going to rain.
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.
2.时间状语：the next day(morning,year…),the following month(week…),etc.
3.基本结构：was/were/going to + do；would/should + do.