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【简答题】
把下面每组分数按从小到大的顺序排列起来． 1 7 、 1 8 和 3 7 5 11 、 7 11 和 7 10 5 9 、 1 5 和 1 2 1 2 、 3 5 和 7 10 ．
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皮皮学刷刷变学霸
举一反三
【单选题】–The lights in the classroom are still on. --Sorry. I’ll go and ____.
A.
turn them off
B.
turn them on
C.
turn them down
D.
turn them up
【简答题】自发辐射与受激辐射最重要的区别是 ______ 。
【单选题】-The lights in the classroom are still on. -Sorry. I’ll go and ______.
A.
turn them on
B.
turn them off
C.
turn them down
D.
turn them up
【单选题】The lights are still on. Let's . [ ]
A.
turn off it
B.
turn it off
C.
turn off them
D.
turn them off
【单选题】Many of them turn a deaf ear to his advice, _____ they knew it to be valuable.
A.
as if
B.
now that
C.
even though
D.
so that
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