—Must I turn off the gas after cooking?—Of course. You can never be ____ careful with that.
#4804
A
enough
B
too
C
so
D
very
推荐题目
He _____ live in a remote village, but he ______ the life in the city quickly. 
#4667
A
got used to; used to
B
used to; got used to
C
got used to; was used to
D
used to; used to
He prefers to die rather than ________ to his enemies.
#4633
A
give up
B
give out
C
give in
D
give off