完形填空。 Young people are often unhappy when are with their parents. They 1 that their parents don't understand them. They often think their parents are too strict with them, and they are never given a 2 hand. Parents often find 3 difficult to win their children's trust (信任) and they seem to forget how they themselves 4. when they were young. For example, young people like to do things 5 much thinking. It's one of their ways to 6 that they grow up and they can do with any difficult things. Older people worry more easily. Most of them plan things ahead and don't like their plans to be 7 When you want your parents to let you do something, you will have better success 8 you ask before you really start doing it. Young people often make their parents angry 9 clothes they want, the music they enjoy and something else. But they 10 to cause  any trouble. They just feel that in this way they can be cut off from the old people's world and they want to 11 a new culture  of their own.  And if their parents don't  like their music or  clothes or their manner of speech, the young people feel very 12 . Sometimes, you even don't want your parents to say ' 13 ' to what you do. You want to stay at home alone and do what you like. If you plan to control(控制)  your 14 , you'd better win your parents  over and try to get them to  understand you.  If your parents see that you have high sense of responsibility(责任感),  they will certainly 15 you the right to do what you want to do. (     )1. A.remember (     )2. A.helpful (     )3. A.that (     )4. A.thought (     )5. A.with (     )6. A.learn (     )7. A.change (     )8. A.since (     )9. A.by (     )10.A.don't mean (     )11.A.take (     )12.A.lonely (     )13.A.Yes (     )14.A.life (     )15.A.make B. hope B. useful B. this B. wanted B. without B. see B. changes B. if B. in B. mean B. buy B. happy B. No B. give B. work C. say C. free C. one C. needed C. has C. find C. changed C. because C. on C. don't like C. enjoy C. interesting C. Sorry C. study C. take D. know D. strong D. it D. felt D. have D. show D. changing D. after D. with D. like D. Bring D. strange D. That's right D. health D. made