—Have you ever visited the Water Cube? —Yes. When I served as a volunteer in Beijing, I it twice.
#102056
A
have visited
B
visited
C
had visited
D
had been visiting
推荐题目
Tony ________ for the company as an engineer for two decades. Now he teaches mechanics in Peking University.
#100949
A
has worked
B
worked
C
is working
D
had worked
— Beijing is well worth visiting. I _____ there with my parents during the holidays.— I agree. I have been there twice.
#100318
A
went
B
have gone
C
have been
D
would go
I would have attended your birthday party last night but for the fact that it at that time．
#99331
A
was raining
B
would rain
C
had rained
D
had been raining
—Why were you not at the concert?—I________ a close game between two European football teams.
#104456
A
watched
B
had watched
C
was watching
D
have been watching
— my glasses?—Yes,I saw them on your bed a minute ago.
#103936
A
Do you see
B
Had you seen
C
Would you see
D
Have you seen