题目内容
Listen! There’s a lot of noise from next door. They _____________ a party.
| A.could have had | B.must be having |
| C.should have had | D.can be having |
B
考察虚拟语气.句意:听!隔壁有很多噪音.他们一定是在举行一个聚会.must be表示对现在的情况的肯定地推断,故选B.
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