My sister ______ an English teacher in our school. Now she works in America.
#77750
A
was used to be
B
used to
C
used to be
D
used to being
推荐题目
---Can you play the guitar?---________.
#74839
A
No,I can
B
Yes,I can’t
C
I can play the guitar
D
No,I can’t
—_______ do you clean your room?— Every day. 
#77537
A
How long
B
How many
C
How often
D
How soon