She ________ a model before she _______ a superstar.
#38181
A
have been, became
B
had been, become
C
had been became
D
has been, become
推荐题目
We        in the same school for three years.
#42044
A
were studying
B
have studied
C
will study
D
study
 _________ he ________ many good friends?
#42571
A
Does , have
B
Do , have
C
Does , has
D
Are, have
What_____you_____at nine yesterday morning?
#41735
A
have, done
B
did, do
C
were, doing
D
do, do