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【单选题】
每100m2,160mm厚的C30(中砂)室外地坪的中砂用量为( )m3A.
8.21
B.
8.36
C.
7.85
D.
7.92
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反馈参考答案：
举一反三
【简答题】化学专业词汇汉译英:氧化还原反应
【单选题】What does paragraph 3 mainly talk about? 查看材料
A.
Different effects of caffeinated coffee and decaf on sleep.
B.
Different findings of Lotan Shilo and ateam about caffeine.
C.
The fact that the subjects slept 415 tninutes per night after drinking decaf.
D.
The proof that the subjects took half an hour to fall asleep.
【简答题】What does Paragraph 3 mainly tell us? (No more than 10 words)
【简答题】What does Paragraph 3 predict ?
【简答题】What does Paragraph 1 tell us?
【单选题】What does paragraph 3mainly discuss?
A.
Different effects of caffeinated coffeeand decaf on sleep.
B.
Lotan Shilo's research design on sleep.
C.
What the subjects did after drinking decafat night.
D.
Why some subjects took half an hour toall asleep.
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