【小题1】Visitors can’t enter the museum without the guard’s p_____________ .
【小题2】The head of the railway station a___________ to the passengers for the late arrival of the train.
【小题3】
【小题4】It’s c______________ of you to bring my umbrella when it is going to rain.
【小题5】It is good m_____________ to give your seat to an old man on the bus.
【小题6】Be a little p_____________ . I will be ready in a few minutes.
【小题7】Children are always full of c_______________; they want to know everything.
【小题8】 Children should not be allowed to watch the v____________ movies which are full of fierce fights.
【小题9】She listened with a p____________ expression on her face because she couldn’t understand what the speaker was saying.
【小题10】Doctors say many diseases can be p_____________ from spreading by
washing our hands.
是R上的奇函数
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