--Shall Mary come and play computer games?--No,__________ she has finished her homework.
You’d better put on a heavy coat.Sometimes it________be very cold here at night.
________ the civil service has its obvious advantages,it doesn’t necessarily suit everyone.
He thought this was the first pair of shoes that had fitted him ________.
He didn’t ________ what I read because his mind was on something else.
Nobody but doctors or nurses and those ________ by Dr Li ________ to enter the patient’s room.