The scientists were waiting to see the problem _____. A.settleB.to settle C.settledD.settling-英语

题目简介

The scientists were waiting to see the problem _____. A.settleB.to settle C.settledD.settling-英语

题目详情

The scientists were waiting to see the problem _____.
A.settleB.to settle C.settledD.settling
题型:单选题难度:偏易来源:不详

答案

 C.
 在感官动词see后面用过去分词作宾补,表示“看到……被……”。

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