He’s never late for school, _____ he—_______________, but once he asked for asick leave（病假）.

58 The little boy has learned many Tangdynasty poems _____ though he is very young

Did you enjoy meeting your old schoolmates at the party last week?—Yes, I didWe ________ each other since we graduated from college

There is no way he can make a _______ when he leaves school now， I think.

Excuse me, can you tell me the way to the Summer Palace— ___________.You can ask the policeman over there.