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he has been writtingthe composition the whole morning
yes and he still _______
a has been b does c has d is
请说明一下原因
人气:271 ℃ 时间:2019-12-19 23:57:16
解答
b,前面是现在完成进行时态,所以后面用一般现在时态表示他仍然在
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