----- Have you ever visited the 2010 Shanghai World Expo? -----Yes．When I was in China , I ______ it twice．
#103152
A
have visited
B
visited
C
had visited
D
would visit
推荐题目
—Hi. Mary. Do you still remember the first time we met?—Sure. You dinner with your friends in a restaurant.
#101991
A
have
B
had
C
were having
D
have had
—Is Tom still smoking? —No．By next Saturday he _____________ for a whole month without smoking a single cigarette.
#99237
A
will go
B
will have gone
C
goes
D
has been going
—Why do you look worried?—Fred left the company half an hour ago. His work ________ unfinished since.
#104729
A
left
B
was left
C
has left
D
has been left
I know Mr. Brown；we ＿＿ to each other at an international conference.
#104419
A
are introduced
B
have been introduced
C
were introduced
D
had been introduced
－Where did you put the car keys?－Oh, I ______ I put them on the chair because the phone rang as I _______ in.
#103998
A
remembered; come
B
remembered; was coming
C
remember; come
D
remember; was coming