[单选题] orn originated in the New World and thus was not known in Europe until Columbus found it ________ in Cuba.

1、[单选题]- Can I help you, Sir?- __________.

• A、I'd like to help you.
• B、I don't know you.
• C、on't talk with me.
• D、Yes. Please get someone who speaks French.

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2、[单选题]- Well, how was your trip?- ___________.

• A、It was very smooth and fast.
• B、I got back yesterday.
• C、I don't know yet.
• D、One moment please. I'll check.

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3、[单选题]-You know, I have three kids now.- ______

• A、Well, I've grown a mustache.
• B、That's terrific!
• C、Say, you've really changed your hair.
• D、Well, I gave up drinking.

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4、[单选题]- What would you like to drink?- ____________

• A、Thanks a lot.
• B、Be quick.
• C、A glass of milk, please.
• D、I'm sorry.

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5、[单选题]- Do you think this is a nice place?- ___________

• A、That's all right.
• B、You're well.
• C、No, it's not here.
• D、Yes, I think so.

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