You ________ worry about him. He will get well soon.A. needn’t B. can’t C. mustn’t
Look, Tony __________ a delicious ice-cream over there.
—Are you from America? —__________.
— I like math very much. Do you like math? — __________.
—Is your mother _________ English teacher? —No, she isn’t. She is _________doctor.
His favourite _____ is science.