【正确答案】 B

【答案解析】[听力原文] Who's going to deliver a presentation next? A．The delivery service was excellent, B．The vice president, I guess. C．Yes, but additional charge should be paid. [解析] A不要把选项中的delivery与题干中的deliver混淆。B用副总裁这一职位进行了回答。C特殊疑问句不能用yes/no回答，同时利用了与deliver相关的additional charge设置陷阱。

【正确答案】 C

【答案解析】[听力原文] The staff meeting has finished already, hasn't it? A．There will be new employees. B．We should take voluntary steps. C．I don't think so. [解析] A该选项的意思是有一些新员工参加，这与提问会议是否已经结束没有任何关系。B留意staff与steps发音的相似。C针对陈述句一般来说是肯定的回答，但是当信息不对的时候也可以使用否定。

【正确答案】 A

【答案解析】[听力原文] When will Mr. Thompson arrive at the airport? A．Two hours from now. B．We will meet at the airport. C．Yes, the arrival time has changed. [解析] A给出了具体的时间，恰当地回答了提问。B只是重复使用了airport，内容上与提问无关。C特殊疑问句不能用yes/no回答。

【正确答案】 C

【答案解析】[听力原文] Should we meet the clients today or do you want to wait until tomorrow? A．Thank you for doing business with us. B．Yes, there is a long waiting list. C．Sorry, I am really busy making the weekly report today. [解析] A该选项的意思是感谢您与我们合作，这容易让人想到题干中的clients，这是设置的陷阱。B选择疑问句不能用yes/no回答。C该选项说今天真的很忙，也就是想明天见的意思，所以正确。

【正确答案】 B

【答案解析】[听力原文] Why was your appointment with the doctor cancelled all of a sudden? A．Because I can't sell it. B．The doctor had an urgent meeting. C．Okay. I got your point. [解析] A虽然用because开头，但是内容与提问无关，注意不要一看到because就选。B医生有紧急会议所以才取消，指出了具体的原因，所以正确。C留意appointment和point的相似发音。