--- Has your father returned from Africa yet? --- Yes, but he here for only three days before his company sent him to Australia.
The school is ______a Chinese teacher who masters the English language perfectly.
I’m going to do all I can ________the bad impression you have.
— Excuse me, could you tell me where I could make a call? — Sorry, I’m a stranger here.— ___________________..
It is known to us that lions and tigers ________ the cat family.
Three students in ten will go and _____ to stay in the classroom.