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【单选题】
Historically, _____ main material for making tables has been wood, but _____ metal and stone have also been used.A.
the; the
B.
the; /
C.
/; the
D.
/; /
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举一反三
【单选题】Which of the following is the major point of the passage?
A.
Why it is necessary to identify people' s personality.
B.
Why it is possible to describe people.
C.
How to get to know people.
D.
How best to recognize people.
【简答题】下面这些图形分别是从哪个方向上看到的，请你填一填．
【简答题】同步电路和异步电路的区别是：______。
【简答题】小动物们看到的分别是数字几？请填一填。
【单选题】Which of the following is the major point of the passage?
A.
Why it is necessary to identity people's personality.
B.
Why it is possible to describe people.
C.
How to get to know people.
D.
How best to recognize people.