题目内容

函数f在闭区间[a,b]上连续，则f在该区间上有界。()

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Part A
You are Cindy Molly. You know that the English Language and Literature Department in Belling Foreign Studies University has a position vacant. You want to get that position. And then you write this letter to them expressing your interests in this position. (120～170 words)

______ with pumps, drains, and wells may cost more than the dam itself.

What can be inferred from the last sentence of the passage？

拆除爆破中，炮泥一定要填至和孔口平齐。()