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搜题
【判断题】
刚体平面运动微分方程中,不仅会出现质点系所受的外力还会出现内力。
A.
正确
B.
错误
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举一反三
【单选题】______ she is young, she knows quite a lot.
A.
When
B.
However
C.
Although
D.
Unless
【单选题】抱闸间隙过小,未完全打开,使制动轮与制动瓦相互摩擦,使电梯启动和运行( )
A.
晃动
B.
抖动
C.
速度下降
D.
平稳
【单选题】Did the woman tell the man her name?
A.
Yes, she did.
B.
No, she didn't.
C.
We are not sur
【简答题】It’s quite ___________(understand) that she was annoyed.
【单选题】电梯抱闸间隙过小,制动轮与制动瓦( ),会使制动轮发热。
A.
相互晃动
B.
相互脱离
C.
相互停滞
D.
相互摩擦
【单选题】侵蚀性葡萄胎与绒毛膜癌的鉴别要点是
A.
有无葡萄胎史
B.
阴道流血时间
C.
有无转移表现
D.
镜下有无绒毛结构 ∮
E.
血B-HCG水平
【单选题】What she said was ______.
A.
quite encouraging
B.
quite be encouraging
C.
quite encouraged
D.
quite being encouraged
【单选题】She is singing. She is too _________. [     ]
A.
 quiet
B.
 loud
C.
 quick
D.
 quite
【单选题】()的主要职能是实现物质资料的空间移动。
A.
运输
B.
储存保管
C.
装卸搬运
D.
包装
【单选题】When she heard that her life was in ________ danger, she felt quite at ________ loss. [     ]
A.
the; the
B.
a; a
C.
/; a
D.
a; /
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