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Hello, I you in London. How long have you been here?A.don’t know; wereB.hadn’t k

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Hello, I you in London. How long have you been here?A.don’t know; wereB.hadn’t k

Hello, I _______ you ______ in London. How long have you been here?

A.don’t know; were

B.hadn’t known; are

C.haven’t known; are

D.didn’t know ; were

试题答案

D

解析：

考查时态。根据句意我现在已经知道你在伦敦了，那么我不知道你在伦敦是过去不知道。所以所以过去时。句意：你好，我不知道你来伦敦了。那么在这里多久了？

标签：havelongherebeenhow

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