She ought to stop _______. She has a headache because she _______ too long.
-What’s _____matter with you? -I have _____ toothache.
To our _____,the boy made no mistakes in the exam this time.
-_____ you _____ your drawing? -Not yet. It will be done in a few minutes.
The teacher told us the earth ________ around the sun.
He’s been in China for two years. And he’s used to _______ in China.