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你混淆了幾種???
XD


十二種時態又可細分四種,每種裡面各有三種(4x3=12)

 
第一種(這種時態又稱簡單式):
 
現在式:S+V(s)~
例句: Claire goes to supermarket everyday.
 
(補充1:如果在一個句中裡看見 every+時間, 
例如:everyday, every Monday....等,一律是用現在簡單式)
補充2:如果是一個事實,就要用現在簡單式,
例如:地球是圓的。The earth is round. )
 
過去式:S+Ved/Vd~
例句:Claire went to supermarket yesterday.
 
未來式:S+Will (補充:will=be going to)
例句:Claire will go to supermarket tomorrow.
 
 

第二種(這種時態又稱進行式,是指一個動作在某一特定時間內進行):
 
現在進行式:S+BeV(am/is/are)+Ving
例句:Tim is playing baseball.
 
(補充:如在一個句中看見感嘆句,如:Look!。都用現在進行式。
例如:看外面在下雪。Look! It is snowing.)
 
過去進行式:S+BeV(was/were)+Ving
例句:Tim was playing baseball, while I visited him.
 
未來進行式:S+Will+be+Ving
例句:Tim will be playing baseball when we arrive.

 
 
第三種(這種時態又稱完成式,各種完成式均表示一件事情發生在另一時間或事件之前):
 
現在完成式:S+have/has +p.p(過去分詞)
例句:Vivian has already finished her homework. 
過去完成式:S+had+p.p
例句:Vivian had already finished her homework when she watched TV.

未來完成式:S+will have+p.p
例句:Vivian will already have finished her homework
when her friends arrives.
 
 

第四種(這種時態又稱完成進行式,是指過去的一個時間點到另一個時間點還持繼發生):
 
現在完成進行式:have/has been+Ving
例句: I have been studying English for three hours.
 
過去完成進行式:had been+Ving
例句:I had been studying English for three hours before my friends came.
 
未來完成進行式:will have been+ving
例句: I will have been studying English for three hours when my friends come.

 
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