—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
推荐题目
E-mail is very popular today. People hardly post letters, _________?
#69446
A
did they
B
do they
C
didn’t they
D
don’t they
---He’s already back to Australia,___________?---________, he is on a visit to Shanghai. 
#69874
A
isn’t he; No
B
hasn’t he; Yes
C
isn’t he; Yes
D
hasn’t he; No
We can't work out the physics problem. Can you tell us         ?
#71032
A
how to do
B
what to do it
C
how to do it
D
what should to do
 Tony often goes to the park, _____?
#69551
A
does he
B
doesn’t he
C
does Tony
D
doesn’t Tony