Peter’s parents were worried that Peter          too much time on line.
#58648
A
spent
B
cost
C
paid
D
had
推荐题目
We can't put off ______a plan. Clean--Up Day is coming.    
#53458
A
make
B
to make
C
making
D
to making
This math question is too difficult. Can you help me     ?
#53083
A
work on it
B
work out it
C
work it out
D
work for it