While he TV，a football flew into the room through the window．
#41227
A
watches
B
is watching
C
was watching
D
Watched
推荐题目
In his speech, Premier Wen Jiabao points out that creativity is ______it takes to keep a nation highly competitive .
#73059
A
how
B
what
C
which
D
that
Hidden _____ by a big tree, his house was not to be seen.
#72468
A
as it was
B
as it is
C
as it did
D
as he did