根据句意补全下列单词

Do you like travelling by train or by a_____?

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There are several w______s of going from  Xi'an to Beijing.

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He doesn't like the train, because it's sl______. He likes the plane, because it's fast.

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I live near the school. I w______k to the school.

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My mother goes to work by u______g______. She doesn't like to take buses.

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My p______t___ are teachers. My father teaches math and my mother teaches English.

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There are five w______d______ in a week.

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My uncle rides his bike to the railway s______t______.

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People can go to Dalian by s______ or by train.

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When we want to cross the road, we should stop near the s___d___ of the road and look all round.