问题
All the books donated by the students from urban schools are said ________ to the students in the earthquake-stricken areas the other day.
A:to have been sent
B:being sent
C:having been sent
D:to be sent;
B:being sent
C:having been sent
D:to be sent;
正确答案是：
同类题型
gh Albert Einstein would someday be _________ famous scientist, he did not like __________ school.
with a difficult situation, I decided to ask my parents for advice.
to the sun for too long, I think, can hurt yourskin.
___________ did you buy your e-dictionary, Frank—Two days ago.
Do you know our city at all? — No, this is the first time I ________ here.