--- Where is your mother?--- She has ______ to Sichuan on business. She has ______ there four times recently.
#41744
A
gone, gone
B
been, been
C
gone, been
D
been, gone
推荐题目
Prison Break is the best American TV play that I _____these years.
#39717
A
watch
B
will watch
C
have watched
D
was watching
So far this year we________a fall in house prices by 5 and 10 percent.
#42003
A
saw
B
see
C
had seen
D
have seen
It’s said that he started his own firm when he was only 24.
#42478
A
built
B
established
C
invented
D
created.
–Have you taken your medicine today ?--Yes , I ______ it after breakfast.
#36695
A
have taken
B
took
C
will take
D
take
