— Could you help me do some cleaning after school?— If I _______, I will do it.
#52480
A
am free
B
will be free
C
have had time
D
had time
推荐题目
—Why do you prevent them______playing computer games?---Because they have a bad______on teenagers.
#55019
A
from,effect
B
from,affect
C
to,effect
D
to,effect