--- Are you worried when your son often plays computer games? --- Yes. I think playing too many computer games ______ on teenagers.
#62708
A
have a good effect
B
has a good effect
C
has a bad effect
D
have a bad effect
推荐题目
—How does Jack usually go to school? --He_____a bike, but now he_____there to keep healthy.
#55603
A
used to riding, is used to walk
B
was used to riding, is used to walking
C
used to ride, is used to walking
D
used to ride, is used to walk
Would you mind          me how         this math problem ?
#51928
A
telling, to solve
B
telling, solve
C
to tell, to solve
D
to tell, solve
I’m afraid I’ll have to _________ the lost book.
#59776
A
spend
B
pay for
C
take
D
pay on
---I’m sorry I ______ my exercise book at home. ---Don’t forget _______ it to school tomorrow, please. 
#55033
A
forgot, to take
B
left, to bring
C
forgot, to bring
D
left, to take
Please ____________your rackets __________ your desk. 
#61744
A
take, on
B
put, on
C
show, in
D
bring, to