—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
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Bill with his parents ________ China since two years ago.
#55434
A
have been in
B
have gone to
C
has been in
D
has been to
       —Tom, your books should be in right order.—OK. I’ll ______ right now.
#63230
A
put them down
B
put them away
C
put them up
D
put them on
I like music that I can ________.       
#57203
A
dance with
B
dance to
C
sing to
D
sing with
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