--- ____ you _____ of the pop singer called Justin Bieber?--- Yes, I have. His voice sounds_____.
–Finish your homework, _______ you can’t watch football games, Sam. –All right, Mum.
–Mr Li always spends lots of time explaining things ______ us. –I agree. He’s patient enough to repeat them _______ us.
Mr Li is ______ university student. He often does ______ dishes after supper at home.
–I’m very sorry I broke your cup. --________.
The old man lived alone all his life and he _________a rainy winter evening.