When I entered the classroom ,I heard them___.
问题描述:
When I entered the classroom ,I heard them___.
A.talked and laughed B.were talking and laughing C.talking and laughing D.to talk and laugh
答
选 C
这里是考察hear的用法
hear sb doing sth和 hear sb do sth
根据这个,选 C
当我进入课室的时候,我听见他们在说话和笑.