The little girl preferred       hours solving the problem to      others’ answer. 
#63520
A
to spend; copying
B
spending; copying
C
spending; copy
D
to spend; copy
推荐题目
My cousin was born in China, but ____in Australia.
#52068
A
picked up
B
gave up
C
grew up
D
took up
Most of _____ fly to the south when winter _______ .
#54547
A
they , comes
B
them , come
C
them , comes
D
them , came
If we         now to protect the environment, we’ll live to regret it.
#53390
A
hadn't acted
B
haven't acted
C
don't act
D
won't act