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【单选题】
扣件式钢管脚手架的扫地杆距离基础面高度不超过( )mm。A.
100
B.
150
C.
200
D.
250
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反馈参考答案：
举一反三
【单选题】下列说法不正确的是（）?
A.
在草图绘制模式下，也可以进行项目的保存操作
B.
拾取墙生成楼板轮廓边界时，单击边界线上的反转符号，可以在边界线沿墙 核心层外表面 或内表面间进行切换
C.
选择样板文件时，可通过点击 “浏览”按钮选择除默认外其他类型的样板文件
D.
可载入族是指单独保存为族 ". rfa"格式的独立族文件，且可以随时载人到项目中
【单选题】It can be concluded that forgeries are usually sold to
A.
sharp-eyed experts
B.
laypersons
C.
book dealers
D.
owners of old books
【单选题】What did people usually do before when they had usedup their films?A． They often bo
A.
28． What did people usually do before when they had usedup their films? A． They often bought a new camera．
B.
They often bought some new films．
C.
They often showed them to their friends．
D.
They returned their cameras to the factory．
【简答题】用所给词的适当形式填空。 1. The monkeys usually ________(eat) bananas. 2. There _________ (be) some books on the desk. 3. What's in __________ (Jim) room? 4. ________ Tony______(like) swimming? 5. Where _________...
【单选题】—How do you usually come to school, by bus or by bike? —______. I walk. [ ]
A.
Either
B.
Neither
C.
Both
D.
Any
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