问题
选择题
— Turn off the TV, Jack, _____ your homework now?
— Mum, just ten more minutes, please. [ ]
A. Should you be doing
B. Shouldn't you be doing
C. Couldn't you be doing
D. Will you be doing
答案
答案:B
— Turn off the TV, Jack, _____ your homework now?
— Mum, just ten more minutes, please. [ ]
A. Should you be doing
B. Shouldn't you be doing
C. Couldn't you be doing
D. Will you be doing
答案:B