“I haven't heard from Henry for a long time.” “What do you suppose to him?”
A. was happening
B. to happen
C. has happened
D. had happened
网友回答
A. was happening
B. to happen
(答案→)C. has happened
D. had happened
解析：此题容易误选B，认为动词suppose后接动词用不定式。正确答案应是C，其中的do you suppose是插入成分。