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[单选题]

-Oh, the box is too heavy. -()

A.What's in it

B.Can I help you to carry it

C.Whose is it

D.May I have a try

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第1题
--That’s a beautiful dress you have on! --__________.
A、Oh, thanks. I got it yesterday

B、Sorry, it’s too cheap

C、You can have it

D、See you later

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第2题
下列哪些是三维标准几何物体().

A.Box

B. line

C. Sphere

D. Tube

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第3题
-Could you do me a favour and take the box up to the six floor? -(). No problem at all.
A.With please

B.My pleasure

C.For pleasure

D.at your pleasutre

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第4题
-- What can I do for you? -- ___________.

A、I want a box of pears.

B、You can do in your own way.

C、Thanks.

D、Excuse me. I'm busy.

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第5题
黄酮类成分甲醇钠光谱,如带Ⅰ随时间延长而衰退,则说明可能有()

A.5,7二OH或5,6二OH

B.4’,5二OH或3,2’,4’三OH

C.3-OH或4’-OH

D.3,5二OH或3,5,7三OH

E.3,4’二OH或3,3’,4’三OH

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第6题
Those who eat too much will easily ill. ()
Those who eat too much will easily ill. ()

A.错误

B.正确

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第7题
NH₃的共轭酸是()。

A.NH²⁻

B.NH₂OH²⁻

C.NH₄⁺

D.NH₄OH

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第8题
Four hours ______ too long for him to write the letter.

A.has

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C.is

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第9题
Today’s weather is ________ worse than yesterday’s.

A.very

B.much

C.very much

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第10题
维生素D的活性形式是()

A.25-OH-VD3

B.1,25-(OH)2-VD3

C.1,24,25-(OH)3-VD3

D.24-OH-VD3

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第11题
-Thank you very much. -You are welcome. I was _____ glad to help.

A.too much

B.only too

C.not so

D.very much

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