问题

think he is lazy” “I _____ so once, but I don’tnow.”
A:may have thought
B:can have thought
C:may think
D:might think
B:can have thought
C:may think
D:might think
正确答案是:
同类题型
___everyone can hear the speaker, there is no _________ in turning up the radio.
Keep in mind: your efforts will______.Don’t let one or two failures over the year get youdown.
He seemed absent-minded and _______ his careless playing, we lost the game[ ]
It worried him a lot___he was falling far behind the others in English. [ ]