【答案解析】[听力原文]
How many branches does your company have?
A．Only one, but it's very large.
B．The branches have been cut down.
C．Once a month.
[解析] A具体地回答了分店的个数，所以正确。B要注意“branch”不仅有“分店”的意思，还有“树枝”的意思。C该选项可以用于回答how many times引导的询问频度的疑问句，所以错误。
【正确答案】
C
【答案解析】[听力原文]
Should I practice one more time with Bob before the performance?
A．Okay, I will do it.
B．The performance was great.
C．I don't think you need to.
[解析] A因为题干不是对方拜托事情的内容，所以该选项错误。B虽然反复使用了题干中出现的单词，但是内容上没有任何联系，所以错误。C该选项的意思是不需要再练习了，所以正确。
【正确答案】
A
【答案解析】[听力原文]
How did you know Tom received a promotion?
A．Everyone is talking about it.
B．By bus, I think.
C．Please turn the volume down.
[解析] A该选项回答说所有的人都在谈论，很容易就知道了，所以正确。B适合回答关于交通工具的提问。C内容上与题干无关。
【正确答案】
A
【答案解析】[听力原文]
How long has it been since the computer was purchased?
A．About two years.
B．From the store.
C．Next to the mailroom.
[解析] A该题询问买电脑多久了，给出了具体的回答。B该选项适合回答询问场所的问句。C因为谈到了场所，所以适合回答由where引导的问句。
【正确答案】
C
【答案解析】[听力原文]
Why did you take a subway to work this morning?
A．I'll just take a bus then.
B．I don't think you should do that.
C．I couldn't get my car started.
[解析] A时态不符，所以错误。B与题干没有任何关系。C具体地指出理由，并进行了说明，所以正确。要记住“不能发动车子”这一词组。