题文
—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. |
推荐试卷
—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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