—Have you known Dr. Jackson for a long time?—Yes，since she ________ the Chinese Society.
#99164
A
has joined
B
joins
C
had joined
D
joined
推荐题目
Now that she is out of job, Lucy ___ going back to school, but she hasn’t decided yet.
#100740
A
had considered
B
has been considering
C
considered
D
is going to consider
Do you know when Mr. Brown _______? When he _______ , please let me know.
#101257
A
will come; will come
B
comes; is coming
C
is coming; comes
D
comes; will come
—Where do you think _____ he _____ the computer？—Sorry，I have no idea.
#104219
A
had；bought
B
has；bought
C
did；buy
D
／；bought
—Peter, you look so tired and wet all over!—Yes, all afternoon I ________ football on the playground.
#102138
A
am playing
B
have been playing
C
played
D
have played
I'm sorry you ______ so long, but it' ll still be some time before Jim gets back．
#101357
A
wait
B
waited
C
had waited
D
have been waiting