—How many students are there in your school?—_______ students, I think.A. Three thousandsB. Three thousandC.Three thousands of
Tom is taller than _____ in his class.
All the students are busy _____ English in the morning.
Lei Feng always _____ others first.
I have _______ money than you, but I have_______ friends than you.
You shouldn’t leave the door _____when you go out.