What are those?young animals. [ ] A. Tho

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问题选择题

What are those? young animals. [ ]

A. Those is

B. That's

C. They are

D. It's

答案

答案：C

选择题

—I don't know _______.

—You can go and ask Jack. [ ]

A. when does the train leave

B. that we will plant trees or not

C. if she had come yesterday

D. what I should buy for him

单项选择题

在坝体填筑中，层与层之间分段接头应错开一定距离，同时分段条带应与坝轴线平行布置，各分段之间不应形成过大的高差，接坡坡比一般缓于( )。

A．1:2
B．1:3
C．2:3
D．1:4