He spoke so slowly that we all could ___ him.A.catchesB.followC.understoodD.hearing-英语

题目简介

He spoke so slowly that we all could ___ him.A.catchesB.followC.understoodD.hearing-英语

题目详情

He spoke so slowly that we all could ___ him.
A.catchesB.followC.understoodD.hearing
题型:单选题难度:偏易来源:不详

答案

B
could为情态动词,后面要接动词原形.

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