—Can I call you back at two o’clock this afternoon? —I’m sorry, but by then I______ to Beijing. How about five?
#102125
A
fly
B
will fly
C
will be flying
D
am flying
推荐题目
The house is dirty because it  since they moved out.
#100966
A
doesn’t clean
B
isn’t cleaned
C
hasn’t cleaned
D
hasn’t been cleaned
. Tom as well as his classmates __________ a song when the teacher came into the classroom.
#103734
A
are singing
B
were singing
C
is singing
D
was singing