(2013·甘肃河西五市一模)Look! The ground is wet. It must have rained last night, ?A.hasn'
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(2013·甘肃河西五市一模)Look! The ground is wet. It must have rained last night, ________?
| A.hasn't it | B.hadn't it |
| C.mustn't it | D.didn't it |
试题答案
D
解析