have been doing是什么时态?不要说是过去时间里开始、并持续到现在,一直在进行的(或刚结束的)动作或状态,要说明确,比如:现在进行时例句:--I ‘m sure Andrew will win the first prize in the final exam
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have been doing是什么时态?不要说是过去时间里开始、并持续到现在,一直在进行的(或刚结束的)动作或状态,要说明确,比如:现在进行时例句:--I ‘m sure Andrew will win the first prize in the final exam
have been doing是什么时态?
不要说是过去时间里开始、并持续到现在,一直在进行的(或刚结束的)动作或状态,要说明确,比如:现在进行时
例句:--I ‘m sure Andrew will win the first prize in the final exams
I think so.He has been preparing for them for months.
have been doing是什么时态?不要说是过去时间里开始、并持续到现在,一直在进行的(或刚结束的)动作或状态,要说明确,比如:现在进行时例句:--I ‘m sure Andrew will win the first prize in the final exam
现在完成进行时(1.表示从过去某时开始一直持续到现在的动作,并且还将持续下去.2.表示在说话时刻之前到现在正在进行的动作.)
现在完成进行时!
现在完成进行时
现在完成进行时.搞清用法就行了。
what have they been doing 是什么时态
have been doing sth是什么时态?
what have u been doing的been是什么时态?
had been doing 是什么时态?
had been doing是什么时态
had been doing是什么时态
have+been是什么时态
How long have you been doing是什么时态的句子?这个时态怎样构成?
have been working 是什么时态
have been to是什么时态?
had been doing是什么是时态?
英语时态区分have done .have been doing.had done.had been doing.有什么区别.
有没有have been doing 这个时态?must have been doing呢?
have /has been doing 是什么时态如题,它和have done 有什么区别吗?谢谢各位.(不太急)
pretend to be done是什么时态?pretend to be doing pretend to have done pretend to have been done呢?
have/has/had加been是什么时态
to have been done是什么时态
have/has been+过去分词是什么时态?