—Don’t litter the ground, boy. Look at the sign, “Rubbish must be thrown into the dustbin.”—Sorry, I’ll __________ right now.
Now the air in our town is __ than before. Yes. Something must be done to stop the pollution.
I like watching people _____in the street.
Is that ____cat, Ross ? No, _____is white.
Our National Day falls ___ October 1 and thousands of cars pour into freeways ___ the early morning of the holiday.
—My sister is on holiday in Hainan. —I wonder ____.