问题描述：
what do you do ( )it is raining. A.whenB.before
It is ( )brightly.光芒四射.The radio report it will be ( )tomorrow. 收音机报道明日有雪.
It is ( )brightly.光芒四射.The radio report it will be ( )tomorrow. 收音机报道明日有雪.
问题解答：
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