It's easier to go down hill than to climb up hill, so it's easier to fall into bad habits than into good __1__ Bad habits do not come ___2__. They come little by little, so you don't know their __3___. Schoolboys first pick up little bad habits at __4___ and on the streets. When they cannot do their homework, they copy from their ___5__. If they see bigger boys smoking, the __6___ want to learn to smoke. If they see their friends gambling（賭博）,they want to gamble. When they get it ___7__, the habits become stronger and stronger. Then they can no longer give them up. From copying, they learn to ___8__ for gambling, and they learn to cheat（欺騙）no one believes in them. How __10___ it is that we stop the bad habits at the beginning !

完形填空

It is easier to go downhill than to climb uphill, so it's easier to fall into bad habits than into good 1 . Bad habits do not come 2 . They come little by little, so you don't know their 3 . Schoolboys first pick up little bad habits at 4 and on the streets. When they cannot do their homework, they copy from their 5 . If they see bigger boys smoking, they 6 want to learn to smoke. If they see their friends gambling, they want to gamble. When they get 7 , the habits become stronger and stronger. Then they can no longer give them up. From copying, they learn to 8 ; from gambling, they learn to cheat. 9 no one believes in them. How 10 it is that we stop the bad habits at the beginning!

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