问题
单项选择题
环境污染中固体废物种类繁多，其中，按照废物的来源，可分为( )。
A．有机废物和无机废物
B．有害废物和一般废物
C．城市垃圾、工业固体废物、农业废弃物和放射性固体废物
D．颗粒状废物与粉状废物等块状废物和泥状废物
答案
参考答案：C
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环境污染中固体废物种类繁多，其中，按照废物的来源，可分为( )。
A．有机废物和无机废物
B．有害废物和一般废物
C．城市垃圾、工业固体废物、农业废弃物和放射性固体废物
D．颗粒状废物与粉状废物等块状废物和泥状废物
参考答案：C
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| The Beijing Olympic Games are getting closer and closer. Are you looking forward to the excitement ahead? To cheer on 1 like Yao Ming and Liu Xiang? On April 45, more than 7 million tickets went on sale. 2 you can use the Internet, go to www.tickets. Beijing 2008.en, or to the Bank of China to 3 a ticket. But there's no hurry. Any time before June 30, you can book a ticket to the opening and closing ceremonies. You can also order tickets 4 28 sports events, including basketball, football and volleyball. Whether you book tickets early or on the last day, you have an equal (平等的) chance of 5 one. If too many people want to see the same event, a computer will 6 who the lucky ones are. You may 7 that you don't have enough money for a ticket. But the fact is tickets to the games are cheap. What's more, students can get even 8 tickets for 10 yuan or less. Tickets for your parents aren't expensive, 9 More than half are 100 yuan or less. The most expensive tickets cost 5, 000 yuan. They are for the opening ceremony. It will 10 on August 8, 2008. | |||
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