About 35% of the rubbish in HongKong can be recycled every year the rest can’t.A. then B. while C. since
The doctor often tells him _____________ more exercise.
“Can you sing the song in English?” “No , I _________”
“Whose bike is it ?” “It’s ____________”
Bruce, look at your dirty shoes. You’d better ________them right now.
I met Kate on ___________way home yesterday.