Robert is said______ abroad, but I do not know what country he studied in.
#98572
A
to have studied
B
to study
C
to be studying
D
to have been studying
推荐题目
He apologised to me for his ________ my letter.
#96664
A
delaying answering
B
delay to answer
C
delaying to answering
D
delaying to answer
Which do you enjoy        your weekend, swimming or fishing?
#90726
A
spending
B
being spent
C
spend
D
to spend