题目内容

--- Can I borrow your camera for a couple of days? --- __________ .

A. Yes, you may borrow
B. Yes, go on
C. Sure, here you ar
D. Enjoy your journey
E. It doesn’t matter

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--- Hello, may I talk to the manager about the price? --- __________ .

A. Sorry, he is out at the moment
B. No, you can’t
C. Sorry, you can’t
D. I don’t know

The furniture in his room is quite different __________ in yours

A. from those
B. from that
C. from that one
D. from those ones

Her wish was that he __________ at Beijing University at once

A. studies
B. studied
C. study
D. will study

下列变化对肌红蛋白和血红蛋白的氧亲和力有什么影响? (1)血浆pH从7.4降到7.2; (2)肺中CO2分压从45 torr降到15 torr; (3)BPG水平从4.5 mmob/L增到7.5 mmol/L。

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