By yesterday, the plane ______out of view for more than a month.
#36805
A
is
B
has been
C
was
D
had been
推荐题目
Dick, it's the _______ time in three days that you _______ the same mistake.
#36458
A
second; have made
B
second, make
C
two; have made
D
two, will make
My mother           when I got home yesterday.
#39832
A
cooked
B
cooks
C
is cooking
D
was cooking
There    a sports meeting next weekend . 
#40561
A
will hold
B
will have
C
is going to be
D
is going to have .