【正确答案】 B

【答案解析】[解析] 推理题。对话以操作机器为主要内容。
[听力原文]9-11
W: Hey, you. Can't you be a bit faster? You make the whole group wait for you.
M: How can you blame it on me? I'm having trouble in operating this kind of machine. It is designed for.you right handers.
W: You always complain about these machines. But you are not the only one using your left hand.
M: Really? I don't know any others who are the same as me.
W: To tell you the truth, I'm also left-handed.
M: You?
W: Yeah. You should spend some time getting suited to it in advance. Then you can do it quickly.
M: Is that what you have done?
W: Yes. In fact, it pays to use both hands.
M: OK, I will try.

【正确答案】 C

【答案解析】[解析] 推理题。根据You make the whole group wait for you．可知他们是同组。

【正确答案】 A

【答案解析】[解析] 推理题。女士经过努力使自己能够熟练使用两手，且通过排除法，可排除其他两项。