We are sure that scientists will ______ a way to solve the difficult problem.

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问题 We are sure that scientists will ______ a way to solve the difficult problem.

选项 A、put up
B、come up with
C、look up
D、come up

答案B

解析 本题考查动词短语辨析。put up意为“张贴、搭建”;come up with意为“想出(主意)”;look up意为“查找,翻阅”;come up意为“出现”。根据后面的“a way to solve the difficult problem”可知应选B,意为“想到一个解决难题的办法”。
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