Having concentrated for a long time he ____ his work, made some coffee and talked with his colleagues.
#4589
A
put on
B
put aside
C
put off
D
put back
推荐题目
.The plane ______, _______ all 200 people aboard.
#4771
A
survived; to kill
B
crashed; killing
C
missed; killed
D
balanced; and killing
____is certain is ___prevention is more important than treatment .
#59047
A
It;that
B
What;that
C
As;what
D
What;what
How are you getting on with your classates?——______. I’ve got to know them all.
#4918
A
Far better
B
Much pleased
C
Very comfortable
D
Very good
Carbon dioxide ___ from burning fuels is the most common of the so-called greenhouse gases.
#4678
A
producing
B
having been produced
C
to be produced
D
produced
There are altogether eleven books on the shelf, ______five are mine.
#4901
A
on which
B
in which
C
of which
D
from which