There is a bird        in the sky.
#50711
A
fly
B
flying
C
flies
D
to fly
推荐题目
Poor Tim is too nervous to start his speech. Someone should remind him________.
#48922
A
how to talk
B
whether to speak
C
what to say
D
when to tell
---Do you prefer _______ to Beijing by air?---I would rather _______ a train.
#48467
A
going, to take
B
going, to take
C
to go, take
D
to go, to take
Tom’s decided to devote all he could ________ his English before going abroad.
#48478
A
to improving
B
have improved
C
to improve
D
improve