添加乳化沥青时,为避免过早破乳,拌和时间为()s。
A.30
B.45
C.60
D.90
参考答案:B
从下列每组A、B、C、D四个选项中,选择一个与句中划线部分意思相同或相近的答案。
1. Nice to meet you.
A. have
B. hear
C. see
D. listen to
2. This question is not easy.
A. dark
B. large
C. quiet
D. difficult
3. She does well in English.
A. is afraid of
B. is good at
C. is full of
D. is ready for
4. At last, all the students in our class passed the exam.
A. By the end
B. At the end
C. In the end
D. To the end
5. —Excuse me, where is the nearest post office?
—Sorry. I have no idea.
A. I don't tell you.
B. I don't know.
C. I don't go there.
D. I don't think so.
某居民收到境外汇入款500美元,要求在银行结为人民币,我行应该使用哪个汇率?()
A、现钞买入价
B、现汇买入价
C、中间价
D、现汇卖出价