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I didn't know she ____ play guitar when she was four 空里面是该填could还是can,为什么
人气:414 ℃ 时间:2019-10-11 14:10:50
解答
填could
"when she was four"是过去式,主要强调是她过去会弹.
这道题可以先把前面"i did not"删掉再看,对后面解题没影响."did not"容易考动词填空.
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