问题补充:
---- “I haven 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
答案:
A. was happening
B. to happen
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。