─ 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
—President Obama has never been to Beijing, ______ he? — He visited the Great Wall on the afternoon of November 18th,2011.
#69032
A
hasn’t, No
B
has, Yes
C
hasn’t, Yes
D
has, No
—You aren’t a stranger, are you?—____, don’t you remember ____ me in Mr Black’s office yesterday?
#70463
A
Yes; to see
B
Yes; seeing
C
No; to see
D
No; seeing