_____ he met with the difficulty did he realize the importance of group work.
– Could you please _____ the trash? – OK, I’ll do that. A. take on B. take out C. take off
–Whose notebook is this? Is it Julie’s? –It _________be hers, she has gone to Beijing. A. must B. mustn’t C. can’t
– Can I watch TV now, Mum?– No, you can’t watch ______ you finish your homework.A. as B. after C. until
The girl _______ lives next door is Lynn’s cousin. A. who B. what C. which
– Do you have any plans for this Sunday? – Yes, I _______ my grandparents. A. am visiting B. visited C. have visited