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The President was among the first to congratulate the scientist ______his new discovery.
请教下这里应该填什么介词?
A.at B.in C.about D.out
人气:494 ℃ 时间:2020-05-23 15:13:50
解答
都不对,填 on 才对.如果非要选一个,勉强的话,用about吧.
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