─ did they go to work last week ? ─Once .
#70504
A
How many times
B
How often
C
How soon
D
How long
推荐题目
—____—They’re English books.
#70433
A
Are these English books?
B
Are those English books?
C
How do you spell it?
D
What’re these in English?
---Did you see who the driver was?---No, the car ran so fast _____ I couldn’t get a good look at his face.
#70679
A
that
B
which
C
as
D
after