单项选择题

Speaker A: Excuse me, Professor Smith, can you spare me a few minutes There' s something I'd like to speak to you about. I won' t keep you long.Speaker B:______

A．Of course not. Haven' t you seen have been pretty busy now
B．Well, I'm afraid we have to find some other time. I' m fully occupied now.
C．No. I'll have an important meeting to attend this evening.
D．Not possible, as I don't know how long you will keep me.

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单项选择题

Jack:______Lora: I'm an engineer.Jack: Oh, are youLora: How about youJack: I work for a trading company.

A．How are you doing
B．What do you do
C．How do you do
D．What are you doing'

单项选择题

Speaker A: Allow me to introduce Dr. Jones to you.Speaker B:______

A．I'm much pleased to make you an acquaintance.
B．That' s all fight. I' m Jim Watson.
C．Thank you for your introduction.
D．I'd like to express my thanks to you.