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【简答题】
若干事件在同一时间间隔内发生称为 ;若干事件在同一时刻发生称为 。
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反馈参考答案：
举一反三
【简答题】为了使平面连杆机构设计合理、可靠,还应考虑 ____ 条件和 ____ 性能要求等。
【简答题】Dear Dad, I’m writing to you from Beijing. You don’t know how happy I am to be here. Mother and I arrived here on the night of 10th. Auntie met us at the station. The next morning, we got up early. It...
【单选题】Can it be ______ in a fast-changing world we don’t know what to teach our children today?
A.
which
B.
that
C.
why
D.
since
【简答题】A woman came out of her house and saw three old men sitting in her front yard. She said, 'I don’t think I know you, but you must be hungry. Please come in and have something to eat.' 'Is the man of th...
【单选题】对膝关节的描述,错误的是
A.
是全身关节中最复杂的关节
B.
有腓侧副韧带加固
C.
由透明软骨构成的半月板，内侧“C”形，外侧“O”形
D.
膝交叉韧带表面有滑膜包被
E.
可作屈伸运动和条件性旋转运动
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