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【判断题】
维生素D2和D3均有旋光性A.
正确
B.
错误
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举一反三
【单选题】We can come to the ______ that the more we practice，the more skillful we will be.
A.
tradition
B.
generation
C.
conclusion
D.
fact
【简答题】The more passions we have, the more happiness we are likely to experience.
【简答题】The more books we read, the more learned we become.
【简答题】阅读理解。 However important school life may be, we can't ignore the fact that children spend more time at home than in the classroom. Therefore the great influence of parents can't be ignored or discounte...
【单选题】When we encounter more difficulties, we should be more spirited, and we should be more courageous______.
A.
the more danger we are in
B.
the more in danger we are
C.
we are in more danger
D.
we are in danger more
【简答题】If we contribute more to the world, we will be more rewarded with ______.
【单选题】已知A={x|x＜3}，B={x|-1＜x＜5}，则A∪B等于（ ）
A.
{x|x＜5}
B.
{x|x≤-1或x≥3}
C.
{x|x＜-1或x≥3}
D.
{x|x≤5}
【简答题】阅读理解。 However important school life may be, we can't ignore the fact that children spend more time at home than in the classroom. Therefore the great influence of parents can't be ignored or discounte...
【简答题】Why is ti that the __________ (connect) we get, the more disconnected I feel.
【简答题】已知： 3 x 2 +3x -( x 2 +3x)=2 ，x 2 +3x为（ ） A．1 B．-3和1 C．3 D．-1或3
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