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问题
单项选择题
在建设工程招投标阶段确定的工程价格是指( )。
A．预算造价
B．合同价
C．实际造价
D．结算价
答案
参考答案：B
选择题
— What do you think of bacteria, _____ good or bad?
— _____ to say, but one thing is certain: without bacteria, the world would be quite different from what it is.
A. Are they; hard
B. Is it; hardly
C. Is it; hard
D. Are they; hardly
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选择题
下列图中，哪个可以通过右边图形平移得到（ ）
A．
B．
C．
D．
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