Luckily, more and more people in China are __________ to keep their_______ down in public.
Nothing can stop him _____ getting the ball into the basket.
---Can you come on Monday or Tuesday, John?---I’m afraid ____ day is possible. I will be very busy on those two days.
----What do you think of the book?----I don’t think it’s ______ useful book.
---How about going to the park together?---________
—Excuse me, ____ is it from our school to Huanglong Stadium?—About ____ drive.