He was deep in thought with his eyes_____ on the ceiling.
#4933
A
fixed
B
fixing
C
fix
D
to be fixing
Have you heard ______ news?The piece of _______ petrol is going up again!
#4937
A
the, the
B
不填,the
C
the, 不填
D
不填,不填
  _____ , you need to give all you have and try your best. 
#4941
A
Being a winner
B
To buy a winner
C
Be a winner
D
Having been a winner
The problems      at the meeting tomorrow are really hard to solve.
#4945
A
discussed
B
to discuss
C
to be discussed
D
discussing
He was busy writing a story, only ______ once in a while to smoke a cigarette.
#4946
A
to stop
B
stopping
C
to have stopped
D
having stopped
_________to reach them on the phone, we sent an email instead.
#4947
A
Fail
B
Failed
C
To fail
D
Having failed
I thought Jim would say something about his school report, but he ______ it. 
#4948
A
doesn’t mention
B
hadn’t mentioned
C
didn’t mention
D
hasn’t mentioned