Lucy spent three years _______ Chinese before she came to China.
#52394
A
on learning
B
to learn
C
learning
D
learn
推荐题目
The strategies that he came up with            fine.
#61545
A
work out
B
worked out
C
working out
D
to work out
It took the firemen six hours to________ the fire.
#60665
A
put up
B
put down
C
put on
D
put out
What time does your mother _____up?
#54505
A
gets usually
B
usually get
C
usually gets
D
get usually