皮皮学,免费搜题
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搜题
【单选题】
脑脊液产生的部位
A.
下矢状
B.
蛛网膜粒
C.
脉络丛
D.
脑膜
拍照语音搜题,微信中搜索"皮皮学"使用
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举一反三
【单选题】Most creative ideas are laughed at when they are first _____. [     ]
A.
put away
B.
put off
C.
put through
D.
put forward
【单选题】______your book, and do this work first. You may read it later.
A.
Put out
B.
Put away
C.
Put up
D.
Put on
【单选题】The theory was attacked when it was first       , but gradually it was accepted.
A.
put up
B.
put down
C.
put forward
D.
put away
【单选题】甲状腺功能亢进的病人手术前进行喉镜检查,目的是检查( )
A.
声带功能
B.
甲状腺大小
C.
吞咽功能
D.
肿大的甲状腺是否压迫气管
E.
神经功能
【单选题】一标准安装的渐开线外啮合标准直齿圆柱齿轮机构。已知传动比i12=1.5、中心距a=200mm、模数m=4mm、α=20°、ha*= 1。试计算该对齿轮的df1、df2
A.
d f1 = 150mm d f2 = 230mm
B.
d f1 = 158mm d f2 = 235mm
C.
d f1 = 160mm d f2 = 240mm
D.
d f1 = 155mm d f2 = 235mm
【单选题】your book, and do your work first. You may read it later.
A.
Put out
B.
Put away
C.
Put up
D.
Put on
【单选题】C 语言中的多行注释符是
A.
//
B.
单引号
C.
/*   */
D.
双引号
【单选题】C 语言中的多行注释符是
A.
//
B.
/*   */
C.
单引号
D.
双引号
【单选题】What should the woman do first?
A.
Put in the money.
B.
Put in the soap powder.
C.
Put in the washing.
【单选题】一标准安装的渐开线外啮合标准直齿圆柱齿轮机构。已知传动比i12=1.5、中心距a=200mm、模数m=4mm、α=20°、ha*= 1。试计算该对齿轮的d1¢、d2¢。
A.
d 1 ¢ = 160mm d 2 ¢ = 240mm
B.
d 1 ¢ = 165mm d 2 ¢ = 245mm
C.
d 1 ¢ = 166mm d 2 ¢ = 248mm
D.
d 1 ¢ = 168mm d 2 ¢ = 250mm
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