—Must I finish the exercise this afternoon?—Yes, you ______, but you ______ finish it now.
--May I turn on the TV, Mum? I finish my homework. ---_________.
—What should I do, doctor? —___healthy, you should take more exercise.
-- _____is that man over there? --- He is a doctor.
Have you ever been to the square _____ was built last year? A. which B. where C. when D what
---Is Lisa a boy’s name or a girl’s name? ---______________.