— I’m very sad because I argued with my best friends. What should I do ?— _________ write him a letter and say sorry to him ?
— Who’s that man in our classroom? It ________ be Mr. Brown. He is much taller. — You mean the man in white? He is an exchange student from England.
— Could you tell me ______? — Sure. We will meet at the school gate.
— Do you mind my parking here? The parking lot is full. — ______. Look at the sign! It says, “No Parking!”
— There is little water left in the bottle, ______? — No, we need to buy some more before we run out of it.
— They speak perfect English. How long have they learnt it? — ______ they were seven years old.