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【简答题】
听下面一段材料,回答第1-3题。 1. What will Jim do? A. Go to the cinema. B. Go to the hospital. C. Go to the shop. 2. Why can’t the woman go with Jim? A. She is going home to meet her friend. B. She is very busy with her work. C. She doesn’t like the film. 3. How long is Jim’s wife going to stay by the sea? A. A year. B. Three months. C. A couple of weeks.
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【单选题】铰孔时,选择铰削余量也不宜太大,如太大则使孔的()。
A.
直径胀大
B.
直径缩小
C.
内壁表面粗糙度变粗
D.
内壁表面硬化
【单选题】In regard to the development of moral standards in the growing child , is very important when parents teach their children.
A.
consistent
B.
consistency
【单选题】The child is ______ young ______ stay at home alone in the night.
A.
very to
B.
so for
C.
too to
D.
too for
【简答题】论述分组教学制?
【简答题】The old lady is very kind; she told the child to come (when) he likes.
【单选题】在凸轮机构中,基圆半径 r 0 减小,会使机构压力角 a 。
A.
增大
B.
减小
C.
不变
D.
不确定
【单选题】铰孔时如铰削余量太大,则使孔()
A.
胀大
B.
缩小
C.
表面粗糙度增大
D.
表面硬化
【单选题】铰孔时如铰削余量太大,则使孔?
A.
变大
B.
缩小
C.
表面粗遭度增大
D.
不变
【简答题】铰孔时如铰削余量太大,则使孔()
【简答题】论述:分组教学制?