题目内容
---- Hi, Vera, have you checked the account yet?
---- Certainly, I ______ it five times even though you told me to do it twice．
| A．checked | B．will have checked |
| C．have been checking | D．had checked |
A
略
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---- Hi, Vera, have you checked the account yet?
---- Certainly, I ______ it five times even though you told me to do it twice．
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