—Who’s the man over there?Is he our English teacher?—No,he________be our English teacher.He________be our Chinese teacher because our Chinese teacher is much taller than our English teacher.
If I _____you. I would wear jeans to the party.
It ____me about two months to finish writing my new book in 2005.
------ did your brother improve his maths? ------- By reading more.
Our English teacher came into the classroom____some books.
Teenagers should be allowed out on school nights.