There is a bird        in the sky.
#50711
A
fly
B
flying
C
flies
D
to fly
推荐题目
You needn’t worry about __________ food to eat now.
#49031
A
not have
B
not to have
C
have no
D
not having
My car went ______ fast and narrowly missed _______ another car.
#49439
A
so; hit
B
too; to hit
C
too; hitting
D
very; hit