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【单选题】
沥青针入度试验,其标准试验条件温度为( )°C。A.
15
B.
20
C.
25
D.
30
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举一反三
【单选题】Part B Directions: You will hear four dialogues or monologues. Before listening to each one, you will have 5 seconds to read each of the questions which accompany it. While listening, answer each ques...
A.
Tom's test.
B.
Jane's research paper.
C.
Go swimming at the Student Center.
D.
Plans for the evening.
【单选题】听力原文：W: Excuse me, I came to look at the apartment you have advertised in the paper. M: Fine. Do you smoke or drink? W: No. Why? M: We don't allow that in our apartment. Are you a working girl? W: I h...
A.
102
B.
103
C.
201
D.
not sure
【简答题】测得某一蛋白质样品的氮含量为0.2克,此样品约含蛋白质多少克?____ A.2.00g B1.25g C.3.00g D.6.25g
【单选题】Directions : This part is to test your listening ability. It consists of 4 sections. Section A Directions : This section is to test your ability to give proper responses. There are 7 recorded question...
A.
Let's go now.
B.
Don't mention it.
C.
Sit down, please.
D.
Yes, I am.
【简答题】vs的实部,虚部虚部
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