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【单选题】
对溶液的有关说法不正确的是( ) A .溶液一定是混合物 B.溶液中只能有一种溶质 C . 溶液中溶质可能是单质 D.溶液中各部分性质相同
A.
B.
C.
D.
D
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【简答题】As the train will not leave until one hour later, we ____ grab a bite at the snack bar.
【简答题】At noon the rush hour had passed. There were few guests (顾客) in the snack bar. It was not crowded. When the boss was about to take a break to read a newspaper, in came an old lady and a little boy. “H...
【单选题】Where will tile speakers meet each other?
A.
At the snack bar.
B.
In front of the library.
C.
At the International Center.
D.
In front of the campus mailbox.
【单选题】There were only two paintings for sale and he bought ____.
A.
all
B.
any
C.
both
D.
some
【单选题】As the train will not leave until one hour later, we ____grab a bite at the snack bar.
A.
may well
B.
just as well
C.
might as well
D.
as well
【单选题】柴油机正常工作时的排烟颜色为
A.
黑色
B.
白色
C.
兰色
D.
灰色
【简答题】A.He didn't buy anything while Tommy bought a lot. B.He got some medicine for his hurting foot. C.He twisted his foot and couldn't go shopping. D.He bought everything except the storybook.
【单选题】柴油机正常工作时的排烟颜色为
A.
黑色
B.
白色
C.
兰色
D.
无色或淡灰色
【单选题】He bought some flowers for ____ mum.
A.
he
B.
him
C.
his
【多选题】签名笔迹的特点:( )
A.
签名笔迹的整体性
B.
签名笔迹特征的稳定性
C.
签名笔迹过程的短暂性
D.
签名笔迹的指向性
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