It’s time ______ home now. A. go B. goes C. to go
Our school is ________ a park and a big library.
Is this ________ bike? No. ________ is over there.
—Hello, may I speak to Mr Green , please?—Sorry. He ________ a meeting. Can you call him later?
I can't find ________ beef in the fridge. Shall I buy some?
Mark Twain ______ school and began to work at the age of twelve.