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【单选题】
以下不适合成为第一道抗震防线的构件是 ( )
A.
轴压比小的抗震墙、筒体
B.
框架-支撑体系中的支撑
C.
轴压比较大的框架柱
D.
框架结构填充墙
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参考答案:
举一反三
【单选题】She is not very good at_gardens.
A.
to design
B.
designed
C.
designing
【单选题】《衢州职业技术学院专利管理办法(修订)》中规定,专利服务中介代理服务费报销实行最高限额。发明专利报销限额为 ( )元 。
A.
1000
B.
3000
C.
6000
D.
10000
【简答题】已知:2x=4 y+1 ,27y=3 x﹣1 ,求x﹣y的值
【简答题】A.She Was too busy to remember if she had returned them. B.She didn't return them in fact. C.She gave them to the landlord to return. D.She did return them but somehow the library made a mistake.
【简答题】根据句意选择正确的单词。 1. She likes drawing and math. She can design cars. She is an ____________. [     ] A. engineer B. salesperson C. cleaner 2. He enjoys math. He helps the bank use their money well. He is ...
【单选题】下列微生物中属于原核细胞型微生物的有( )
A.
酵母菌
B.
霉菌
C.
细菌
D.
病毒
【简答题】先化简,再求值,(3x+2)(3x﹣2)﹣5x(x﹣1)﹣(2x﹣1) 2 ,其中
【单选题】下列各式中,去括号或添括号正确的是( ) A . a 2 -( 2a - b+c ) =a 2 - 2a - b+c B . - 2x - t - a+1= -( 2x - t ) + ( a - 1 ) C . 3x - [5x -( 2x - 1 ) ]=3x - 5x - 2x+1 D . a - 3x+2y - 1=a+ (- 3x+2y - 1 )
A.
a 2 ﹣( 2a ﹣ b+c ) =a 2 ﹣ 2a ﹣ b+c
B.
﹣ 2x ﹣ t ﹣ a+1= ﹣( 2x ﹣ t ) + ( a ﹣ 1 )
C.
3x ﹣ [5x ﹣( 2x ﹣ 1 ) ]=3x ﹣ 5x ﹣ 2x+1
D.
a ﹣ 3x+2y ﹣ 1=a+ (﹣ 3x+2y ﹣ 1 )
【简答题】先化简,再求值,(3x+2)(3x﹣2)﹣5x(x﹣1)﹣(2x﹣1) 2 ,其中 .
【简答题】(1)计算:(1)(﹣4) 3 ﹣4×(﹣ ) 2 (2)化简:2x﹣(3x﹣ )+[5x﹣ (x﹣2)] (3)解方程:y﹣ = y﹣2.
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