There are _______ people in the hall. A. hundred of B. hundreds of C. three hundreds
---What are you going to do next weekend?---I _____ yet. Do you have any good ideas?
About 75% percent of the students can go swimming ____the rest can't.
I don't like the big computer. It __too much money and __up a lot of space
You'd better ride a bike to go to school _____ taking a bus every day.
--Remember this, boys and girls. _____careful you are, _____mistakes you will make.---We know, Miss Wang.