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【单选题】
C语言中，一个字符型变量在内存中占用的字节数是_______。A.
1
B.
3
C.
4
D.
2
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举一反三
【单选题】-Tom, what’s your dad doing? -He _________ my bike.
A.
repairs
B.
will repair
C.
has repaired
D.
is repairing
【单选题】--- What’s Tom doing in the classroom? --- He __________ something on the blackboard.
A.
draws
B.
draw
C.
is drawing
【单选题】斜齿圆柱齿轮正确啮合的条件是( )。
A.
mn1=mn2 αn1=αn2 β1=β2
B.
mn1=mn2 αn1=αn2 β1=-β2
C.
m1=m2 α1=α2
D.
mt1=mt2 αt1=αt2 β=γ
【单选题】湿法制粒压片制备乙酰水杨酸片的工艺下列说法错误的是( )
A.
黏合剂中应加入乙酰水杨酸1%量的酒石酸
B.
颗粒的干燥温度应在50℃左右
C.
可使用硬脂酸镁为润滑剂
D.
可选尼龙筛网制粒
【单选题】— Tom, what’s your dad doing? — He my bike. A. repairs B. will repair C. has repaired D. is repairing
A.
B.
C.
D.
D
【单选题】--- What’s Tom doing in the classroom? --- He __________ something on the blackboard.
A.
draws
B.
draw
C.
is drawing
D.
are drawing.
【简答题】王松是个 18 岁的中国男孩。
【简答题】What’s your favorite cartoon? It may be difficult for you to decide. But for pianist Lang Lang, Tom and Jerry is the best one. When Lang was two years old, he saw Tom play the piano. This was his firs...
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