--- 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
Look at our new school. It ____ last year.
#36793
A
built
B
was built
C
is built
D
will be built
—What do you think of the film?—I have no idea.Because I        it.
#37705
A
don’t seen
B
didn’t saw
C
haven’t saw
D
haven’t seen