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Hesaiditwasimportantthateverymember()hissubscriptionbytheendofthemothA:sendB:sentC:sendsD:hadsent这道题为什么选A?

题目详情
He said it was important that every member ()his subscription by the end of the moth A:send B:sent C:sends D:had sent 这道题为什么选A?
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答案和解析
选 A  肯定是不对的!every member 是单数,所以后面才会用 his subscription,这属于第三者单数,因此正确的答案是 C.sends !


只有用 all members ______ their subscriptions 时,才能选 A.