The number of students in our school_________ more than 2000.
—Could you tell me what time the train leaves Tai he for Beijing.—I’m afraid you need to ___________ on the Internet.
—Is Mr Hu driving here?—I’m not sure. He ___________ come by train.
—Who is singing in the next room?—___________ must be Marie.
—TV says there will be a storm tomorrow.—___________, I planned to go climbing with my classmates.
Smile to the world, ___________ the world will smile back to you.