She kept _________ hard at her physics and finally caught up with us.  
#53052
A
work
B
worked
C
working
D
to work
推荐题目
It ______ me about 10 days ______ painting the walls.
#58397
A
took; to finish
B
cost; finishing
C
took; finishing
D
spent; to finish
The man is one of the best ______. He is _____ tasty dishes at the moment.  
#55469
A
cooks, cooks
B
cooks, cooking
C
cookers, cooking
D
cooking, cooking
Your garden is _______ beautiful flowers.
#55136
A
full of
B
full with
C
filled of
D
fill with