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【单选题】
硬山顶高出的山墙称( ),其主要作用是( )。A.
雪墙 防止雪灾发生时房屋倒塌
B.
风火墙 防止火灾发生时火势顺房蔓延
C.
水火墙 防止洪灾发生时水势顺房蔓延
D.
水火墙 防止火灾发生时火势顺房蔓延
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皮皮学刷刷变学霸
举一反三
【单选题】—ou___________ stop me. —Even if you __________it, I won't allow you to swim across the river.
A.
mustn't; dare not do
B.
may ; dare not do
C.
can; dare to do
D.
needn't; dare do
【简答题】健美操的概念?
【简答题】健美操的概念?
【单选题】A notice was placed by the river bank warning people to ___________ the thin ice.
A.
keep off
B.
keep out
C.
keep away
D.
keep on
【简答题】健美操的概念 ?
【简答题】健美操的概念?
【简答题】Built in 1794 for the 5th Duke of Bedford, this hotel in the heart of Bedford overlooks the River Ouse, which winds through the beautiful Bedfordshire countryside. We offer a flexible approach to conf...
【简答题】分时技术是把主机CPU的响应时间分成若干大小相等或不等的
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