摘要： --- Bob.are you free at the moment?I have to ask you some questions. --- . A. It's a pleasure B. Ask.please C. Help yourself D. Yes.go ahead
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--- Bob，are you free at the moment？I have to ask you some questions.
--- _______.
A. It's a pleasure B. Ask，please
C. Help yourself D. Yes，go ahead
查看习题详情和答案>>
—Bob，are you free at the moment？I have to ask you some questions.
—________.
A．It's a pleasure B．Ask，please
C．Help yourself D．Yes，go ahead
查看习题详情和答案>>
—Bob，are you free at the moment？I have to ask you some questions.
—________.
A．It's a pleasure B．Ask，please C．Help yourself D．Yes，go ahead
查看习题详情和答案>>--- Bob，are you free at the moment？I have to ask you some questions.
--- _______.
| A．It’s a pleasure | B．Ask，please |
| C．Help yourself | D．Yes，go ahead |