下列对漫画《“合法”污染》认识正确的是（   ）

①有的地区仍存在以牺牲环境为代价换取经济一时繁荣的短视行为 
②发展经济必然会破坏环境，二者无法协调 
③我国环境保护坚持“先发展、后治理”的方针 
④任何企业都必须依法生产，没有超越法律的特权

中国同英国签订了《中英关于香港问题的联合声明》是在哪一年（   ）

    John was a kind man. When he was young, he hoped ____(become) a singer. But he didn't have enough money ____ (buy) books about music. And his parents didn't expect him ____ (be) a singer. So his dream didn't come tree. At the age of fifteen, he ____ (leave) his village and found a job in a small town. He worked there for five years. Later his mother became very ill (生病的) and he had to ____ (stop) his work to come back and look after (照顾) her. Three years later his mother died and he wanted to leave his village again and  ____ (work) in other places. However, John couldn't. His father was ill. John decided____ (stay) at home and look after him. Every day he ____ (do) many things for his father. Day by day, John became old. But he still didn't forget his dream to be a singer. Now he has lots of time so he plans to learn to sing at a music school.