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【单选题】
There ____two pens and a pencil in the pencil box.
A.
is
B.
are
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参考答案:
举一反三
【判断题】在配位阴离子聚合引发剂中,齐格勒-纳塔型引发剂是使用最广的。()
A.
正确
B.
错误
【判断题】(    )用量棒测量外圆锥体,可直接测量出圆锥的大端直径。
A.
正确
B.
错误
【单选题】Why do some students have to navigate school bureaucracy by themselves?
A.
No one else cares about that.
B.
Their parents don't know English.
C.
Their parents have limited time.
D.
Only students are allowed to do that.
【简答题】简述马斯洛市要层次理论的营销应用。
【单选题】听力原文: Why do some students do better than others? To find out, Reader's Digest invited 2,130 high-school seniors to take a special academic test and then answer a list of personal questions. Among the...
A.
They are more pessimistic than we think.
B.
About four out of five young people are satisfied with their family life.
C.
They work much harder than before.
D.
They are not very confident about their future and the society.
【单选题】测量外圆锥体时,将工件的小端立在检验平板上,两量棒放在平板上紧靠工件,用千分尺测出两量棒之间的距离,通过( )即可间接测出工件小端直径。
A.
换算
B.
测量
C.
比较
【判断题】丁基锂是目前常用的阴离子聚合引发剂
A.
正确
B.
错误
【单选题】下列选项中不属于阴离子聚合引发剂的是?
A.
丁基锂
B.
C.
萘钠
D.
AIBN
【单选题】听力原文: Why do some students do better than others? To find out, Reader's Digest invited 2,130 high-school seniors to take a special academic test and then answer a list of personal questions. Among the...
A.
They are more pessimistic than we think.
B.
About four out of five young people are satisfied with their family life.
C.
They work much harder than before.
D.
They are not very confident about their future and the society.
【单选题】Why do summer schools arrange visits and other activities for the students?
A.
To attract more students.
B.
To make the courses suitable for students of all levels.
C.
To let the students have a good rest.
D.
To help everyone to make new friends, have fun and improve their English.
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