完成时与一般时1.-----I didn't ask for the name list .Why ____on my desk?------I put it there just for case you needed it.A.does it land B.has it landed2.John was given the same suitcase his father and grandfather ____with them to school.A.took

完成时与一般时1.-----I didn't ask for the name list .Why ____on my desk?------I put it there just for case you needed it.A.does it land B.has it landed2.John was given the same suitcase his father and grandfather ____with them to school.A.took I didn't recognize you 为什么不用完成时这句话为什么不用完成时? 一般过去式与完成进行时的区别谢谢~~ i didn't have friends 一般疑问句 将来完成时改一般疑问句 有一般完成时的吗? 怎么区分一般过去完成时和一般完成时 not until 后面用什么时态?1.I didn't watch tv until__________(finish) my homework last weekend2.-Shall we go to the park now?-Not until I________(finish)my homework.用完成时和一般式有神马区别? since的问题5.-Do you smoke?-No,I don't.But I used to.It's two years since I ______ .A.smoked B.didn't smoke C.have smoked D.began to smoke为何不是完成时? he said he didn't like comedies because they are boring.不是说个人喜好或发表看法时一般用一般现在式么,怎么这里为said和didn't like,还有because,就算是said 和didn't,那后面的are为什么不是were呢?这样不是与 过去完成时与过去完成进行时的区别,一般将来是与将来完成进行时的区别如题 Thanks-.-意思上的区别 过去完成时与一般完成时有何区别? i didn't understand 与 i don't understand的区别?我知道时态不同,但我在对话时看到DIDN'T,一个人没听懂另一个人说什么,然后请他重复一遍,用的是：i didn't understand you,can you repeat that please?我原来都用DO 有关完成时的.But i didn't know that he'd take such a big step without without saying anything first.请问其中的'd是过去完成时吗?take 为什么不用过去分词? since做连词时从句一般过去主句现在完成,那么主句的现在完成可以换成情态动词吗,就像I can take care of myself since(自从) I…… 求英语一般完成时和一般过去时的区别RT 什么时候用过去完成时 什么时候用一般完成时 一般完成时的用法是什么 不要抄袭的