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【简答题】
________ let the fake products become uncontrolled in the market. A. In certain circumstances we can B. In no circumstance can we C. Under any circumstances we can D. Under no circumstances can we
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【单选题】听力原文：W: Hello, Air Trailer. What can I do for you, Sir? M: Can I book a ticket to New York for next Friday, please? W: Sure, but all the tickets of direct flights from Beijing are sold out. Would you ...
A.
Tokyo.
B.
New York.
C.
Beijing.
D.
Hong Kong.
【简答题】根据对话内容，从对话后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。 — What can I do for you, sir? — I bought this mobile last Saturday here in your shop. 1_____ — What's the matter with it? — 2_____ — How long does it last? — ...
【多选题】Jim : 11 Tracy: I bought this dress for my daughterlast week, but 12 , I’d like to change it for a largerone. Jim: Oh, I see. Well, which one would you like totake? Tracy: 13 Jim: OK. May I have a l...
A.
Size L, the red one.
B.
I’m sorry for the trouble.
C.
I left it at home.
D.
It’s too small for her.
E.
What can I do for you, madam?
【单选题】A: Is everyone always so helpful to you in your office?B: ______
A.
Yes. What can I do for you now?
B.
Yes, there is a hotel nearby.
C.
Yes. Can I help you?
D.
Yes. It's a great place to work.
【多选题】与小分子表面活性剂相比,蛋白质作为大分子的两性分子,具有如下特点()
A.
能更快地降低界面的表面张力
B.
稳定的泡沫或乳状液
C.
能在界面上形成可经受机械冲击的粘弹性薄膜
D.
在界面上多点吸附
【单选题】— today? —It's fine. [ ]
A.
How are you
B.
What's the weather like
C.
Who is on duty
D.
What can I do for you
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