完形填空。 Young people are often unhappy when they are with their parents. They 1 that their parents don't understand them. They often think their parents are too strict with them. Parents often find it difficult to win their children's trust (信任) and they seem to forget how they themselves 2 when they were young. For example, young people like to do things without much thinking. It's one of their ways to 3 that  they grow up and they can deal with any difficult things. Older people worry more easily. Most of them plan things 4 and don't like their plans to be changed. Young people often make their parents 5 by clothes they want, the music they enjoy and something else. But they don't mean to cause (引起) any trouble. They just want to be 6 and they want to make a new culture (文化) of their own. Sometimes you even don't want your parents to say ' 7 ' to what you do. You want to stay at home and do what you like. If you plan to control your 8 , you'd better win your parents over and try to get them to 9 you. If your parents see that you have high sense of responsibility (责任), they will 10 give you the right (权利) to do what you want to do. (     )1. A. remember (     )2. A. thought (     )3. A. show (     )4. A. first (     )5. A. happy (     )6. A. polite (     )7. A. Yes (     )8. A. work (     )9. A. help (     )10. A. certainly B. hope B. wanted B. find B. ahead B. sad B. helpful B. No B. life B. love B. just C. say C. needed C. see C. late C. angry C. thoughtful C. Sorry C. study C. understand C. still D. know D. felt D. learn D. carelessly D. helpful D. different D. Congratulations D. health D. know D. already