buy的9种语态？

　　buy 过去式和过去完成时都是bought buy的现在进行时buying buy的单三buys

　　一般现在时他常常买东西:

　　He often buys something他们常常买东西，They often buy something在一般现在里面动词一般要用三单式或原形。

　　一般过去时动词要用过去式，比如:他买了东西，He bought something yesterday。

　　在现在进行时里面一般要用Be加上doing的结构，比如他正在买东西，He is buying something.

　　buy的常用句型

　　1、buy sth at+商店（在某商店买某物）

　　He bought a table at that store.

　　他在那个商店买了一张桌子。

　　2、buy sb. sth（给某人买某物）

　　My husband bought me a new coat.

　　我丈夫给我买了一件新外套。

　　3、buy sth for sb.（为某人买某物）但不能这样搭配：buy sth to sb.

　　Her mother bought a new book for her.

　　她妈妈给她买了一本新书。

　　4、buy sth for/at+钱（花多少钱买）

　　How much would you spend to buy a new car?

　　你会用多少钱买一辆车？

　　5、buy sth from/off/of（从某处买某物）

　　He bought the house from his friend.

　　他从朋友那买下了这套房子。

　　其它例句:

　　How much do they buy?

　　他们买多少？

　　I will buy this bag for you.

　　我给你买这个包。

　　She was trying to buy him off, so I wouldn't go with you tonight.

　　她想要收买他，所以我今晚不能和你一起去舞会了。

　　How much would you spend to buy a box of mooncake?

　　你会用多少钱买一盒月饼？

　　buy的9中语态有：

　　一般过去式：bought

　　He bought the car last year.他去年买了这辆车

　　过去完成时：had been bought

　　I had been bought the dress for three years.这裙子是我三年前买的

　　现在完成时:he/has been bought

　　过去进行时：was/were buying

　　I was buying a beautiful house in the city.我未来将在这个城市买一个漂亮的房子

　　一般过去将来时：would buy

　　I would buy a cake in my birthday，p.我要在生日的那一天买一个蛋糕

　　现在进行时:buying

　　I'm buying some bread ,do you want me take something to you？我在买面包，你需要我为你带些什么吗？

　　一般现在时：三单buys 其余无变化

　　将来时：will/be going to buy

　　被动语态：be bought

　　以buy为例写出10种时态和7种被动语态？

　　1.一般现在时他常常买东西，he often buys something他们常常买东西，they often buy something在一般现在里面动词一般要用三单式或原形

　　2，一般过去时动词要用过去式，比如他买了东西，he bought something yesterday，

　　3在现在进行时里面一般要用Be加上doing的结构，比如他正在买东西，he is buying something

　　4.是在过去进行时当中，这个be动词呢，改成was were再加上doing，比如昨天这个时候她正在买东西，he was Buying something at this time yesterday

　　5在一般将来时态当中一般要用will加动词原形结构，比如明天他将要买东西，he will buy something tomorrow

　　6在现在完成时当中，这个一般要用he或者has加过去分词结构，比如他已经买了东西，he has bought something already.

　　7，在过去完成时代当中，动词一般要用had加过去分词结构，比如在我出门前他就已经买来了早餐，he had bought breakfast before I went out。

　　8在过去将来时态当中通常用would加上动词元音写高，比如昨天他告诉我他将要去买东西，he told me yesterday that he would buy something。

　　9，在现在完成进行时代当中，动词一般要用he has been加doing结构，比如它一直在买东西，he has been buying something。

　　10过去完成进行时，表示在过去某个动作之前，某的另一个动作已经完成进行着它的结构一般用had been加上doing结构，比如在我来之前他一直在买东西，he had been buying something before I came here。

　　十一被动语态通常用be动词加过去分词，比如这个衣服被他买了the clothes were bought by him。

　　English is taught in most schools in china.

　　中国大多数学校都教英语。

　　2.一般过去时：主语 + was/were + 过去分词

　　The computer was put into operation in 1942.

　　计算机于1942年投入运行。

　　3.一般将来时：主语 + shall/will + be + 过去分词

　　The sports meet will be put off.

　　运动会将被推迟。

　　4.过去将来时：主语 + should/would + be + 过去分词

　　He said he would be loved if he loved others.

　　他说只要他爱别人，自己就会被爱。

　　5.现在进行时：主语 + am/is/are + being + 过去分词

　　I'm afraid I am being followed.

　　恐怕有人正在跟踪我。

　　?

　　6.过去进行时：主语 + was/were + being + 过去分词

　　The hospital was being built when I came last time.

　　上次我来时，这家医院正在修建中。

　　7.现在完成时：主语 + he/has + been 过去分词

　　Many new buildings he been completed in the city.

　　这座城市里已经建成许多新建筑。

　　8.过去完成时：主语 + had been + 过去分词

　　All the tickets had been sold out when they arrived.

　　他们到达时，所有的票已经售完了。

　　9.将来完成时：主语 + shall/will + he been + 过去分词

　　The new factory will he been completed by the end of this month.

　　这个月末，这个新工厂将会竣工。

　　10.过去将来完成时：主语 + should/would + he been + 过去分词

　　He said that Book One would he been finished by the end of this term.

　　他说到本学期末第一册书将已学完。