it has been 是什么时态

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标签: 时态 什么 been has

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摘要:

  Have 表示动作,如表示“吃(=eat)”“喝(=drink)”“拿(=take)”“收到(=receive)”“度过(=spend)”等时,在用法应注意以下几点:  (1) 可用于进行时态,但一般不用于被动语态。如:  误:Lunch is had by him.  正:He is having lunch. 他在吃中饭。 ……

  Have 表示动作,如表示“吃(=eat)”“喝(=drink)”“拿(=take)”“收到(=receive)”“度过(=spend)”等时,在用法应注意以下几点:

  (1) 可用于进行时态,但一般不用于被动语态。如:

  误:Lunch is had by him.

  正:He is having lunch. 他在吃中饭。

  (2) 不与 got 连用。如:

  误:I’d like to have got a look at it.

  正:I’d like to have a look at it. 我想看看它。

  (3) 一般不用缩略式。如:

  误:We’d a good time at the party.

  正:We had a good time at the party. 我们在晚会上玩得很高兴。

  (4) 构成否定式和疑问式时,必须用助动词 do。如:

  误:When had you breakfast?

  正:When did you have breakfast? 你什么时候吃早餐?

  表达将来时的.几种结构:

  be going to do

  表示最近打算进行的事,具有一定的目的性和计划性.(这种安排既有可能是主语做出的,也有可能是别人安排 的)

  We are going to have a meeting tomorrow.

  表示即将要发生的事情,不可避免要发生的事情.(多用于表天气)

  It's getting cloudy. It is going to rain.