----______ you ever ________ Tom before ?---- No, I _____ him just two minutes ago.
#39934
A
Did, know ; met
B
Have, known ; have met
C
Have, known; met
D
Did, know; had met
推荐题目
Beijing ______a lot in the past ten years. Now it has become one of the biggest modern______ in the world. 
#38493
A
changes, cities
B
changed, city
C
changed, cities
D
has changed, cities
My uncle _____ Beijing next week. He is having a meeting there.
#41966
A
leaves
B
is leaving
C
is leaving for
D
leave for
Your donation_________ and the money will be used to help the students from poor families.
#42240
A
is greatly appreciating
B
appreciates
C
has appreciated
D
is greatly appreciated
I don’t know if he  ______ here tomorrow. If he  _______ , I will tell you. 
#41565
A
comes; comes
B
will come; will come
C
will come; comes
D
comes; will come
The doorbell is ringing. It _________ Alice , because she__________ Washington.
#36981
A
can’t be; has gone to
B
may be; has been to
C
mustn’t be; has gone to
D
can’t be; has left to