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【单选题】
关于肾脏排泄氢离子的形式叙述错误的是A.
游离H+↑
B.
形成可滴定酸
C.
形成NH4+↑
D.
以上均不是
E.
以上均是
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【单选题】阅读材料，回答题。 How does Science Proceed? How exactly does science work? How do scientists go about "doing" science? Ordinarily we think science proceeds in a straightforward way. Ideally, scientists make o...
A.
The research methods used by scientists
B.
Observation and human perception variation
C.
The relation between hypothesis and observation
D.
The human perceptual mechanism
【简答题】听力原文：How does the speaker comment on this clearance sale? How does the speaker comment this clearance sale? This is ______. that Harrison's has ever had.
【简答题】听力原文：How does a person rise to the top in a company? How does a person rise to the top in a company? The way to the top lies through ______ positions.
【单选题】Can you tell me ________ ？
A.
how does ORBIS get enough money
B.
how ORBIS does get enough money
C.
how ORBIS get enough money does
D.
how ORBIS gets enough money
【简答题】听力原文：How does the couple deal with work in a few families? How does the couple deal with work in a few families? The parents ______.
【单选题】________without friends ________ the most difficult challenge for Jack while living on the island. A . How does he survive; are B . How to survive; are C . How does he survive; is D . How to survive; ...
A.
How does he survive; are
B.
How to survive; are
C.
How does he survive; is
D.
How to survive; is
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