I __the book to the library.When _you_ it?第一句为什么用现在完成时,不用一般过去时?3.I_____the book to the library.When ______ you_____ it?A.have returned; did return B.have returned; have returned C.returned; did return这个为什
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![I __the book to the library.When _you_ it?第一句为什么用现在完成时,不用一般过去时?3.I_____the book to the library.When ______ you_____ it?A.have returned; did return B.have returned; have returned C.returned; did return这个为什](/uploads/image/z/11871129-57-9.jpg?t=I+__the+book+to+the+library.When+_you_+it%3F%E7%AC%AC%E4%B8%80%E5%8F%A5%E4%B8%BA%E4%BB%80%E4%B9%88%E7%94%A8%E7%8E%B0%E5%9C%A8%E5%AE%8C%E6%88%90%E6%97%B6%2C%E4%B8%8D%E7%94%A8%E4%B8%80%E8%88%AC%E8%BF%87%E5%8E%BB%E6%97%B6%3F3.I_____the+book+to+the+library.When+______+you_____+it%3FA.have+returned%3B+did+return+B.have+returned%3B+have+returned+C.returned%3B+did+return%E8%BF%99%E4%B8%AA%E4%B8%BA%E4%BB%80)
I __the book to the library.When _you_ it?第一句为什么用现在完成时,不用一般过去时?3.I_____the book to the library.When ______ you_____ it?A.have returned; did return B.have returned; have returned C.returned; did return这个为什
I __the book to the library.When _you_ it?第一句为什么用现在完成时,不用一般过去时?
3.I_____the book to the library.When ______ you_____ it?
A.have returned; did return B.have returned; have returned C.returned; did return
这个为什么选A?如果选C,就是说我过去做过还书这一动作.对现在没影响.书不一定在哪.那对方问我什么时候还的也可以啊.为什么不能选C啊?晕死,
I __the book to the library.When _you_ it?第一句为什么用现在完成时,不用一般过去时?3.I_____the book to the library.When ______ you_____ it?A.have returned; did return B.have returned; have returned C.returned; did return这个为什
A 现在完成时态表示过去发生的动作对现在造成的影响或结果.现在结果是书不在我这里了.
楼主以上的话说的是同一件事情,也就是说后一句事情的发生是在过去,用了过去时态,那么,与之对应的前一句那就是过去的过去了,对现在说话造成一定的影响,为此,用现在完成时态。