I once watched _____ one-act play, which was played by ___ 11-year-old boy.
Drivers’using _____mobile phones on ______road is also a main cause of traffic accidents
---How are you getting along with your new classmates? ---________.They are all very friendly to me .
The teacher told his students the sun_____ in the east.
-My cat is really fat.-You have given her so much food.
We can’t have some students ______ cheating in the exam.