The group is made up____five students. And they are studying hard to make up____ the lost time.
A. of,of
B. for,for
C. of,for
D. for,of
查看答案
The PLA man saved the boy ____ death.
A. of
B. from
C. to
D. on
He will come ____ three days.
A. before
B. after
C. in
D. later
He went to Beijing and returned ____ three days.
A. in
B. before
C. later
D. after
He will return____ three o'clock.
A. after
B. in
C. on
D. at