6．—Mum，I want to play computer games now. —Sorry，you can’t________you have finished your homework.
A: when
B: if
C: after
D: until
A: when
B: if
C: after
D: until
举一反三
- --- Mom, can I play computer games for a while?-__________ your homework __________. A: Until, will be finished B: Until, is finished C: Not until, will be finished D: Not until, is finished
- I will play games with you after I ___ my homework. A: have finished B: finish
- -May I go and play with Dick, Mum?-No, you can't go out ____________ your homework is being done. A: before B: as C: until
- 4.--May I play computer games now, mom?--No. You ________ finish your homework first. A: must B: can C: could D: D .may
- 38.--May I play computer games now, mom?--No. You ________ finish your homework first. A: must B: can C: could D: D .may