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《中华人民共和国固体废物污染环境防治法》规定:对确有必要关闭、闲置或者拆除工业固体废物污染环境防治设施、场所的,必须经所在地()核准,并采取措施,防止污染环境。

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Task 1
Directions: After reading the following passage, you will find 5 questions or unfinished statements, numbered 36 through 40. For each question or statement there are 4 choices marked A, B, C, and D. You should make the correct choice.
The laptop computer(便携式电脑) is popular all over the world because it is small enough for us to put on the upper part of our legs. People use them on trains and airplanes, in airports and hotels. These computers connect people to their workplace. In the United States today, they also connect students to their classmates.
Westlake College in Virginia will start a laptop computer program that allows students to do schoolwork anywhere they want. Within five years, each of the 1 500 students at the college will get a laptop. Westlake College has started a large computer program for its students. With laptop computers, the students will be connected not only to the Internet but also to libraries. In addition, they can use e mail to "speak" with their teachers, their classmates, and their families. However, the most important part of the laptop computer program is that students will be able to use computers without going to computer labs. They can work with it at home, in a fast-food restaurant or under the trees—anywhere at all.
At Westlake College, more than 90 percent of the students use computers, either desktop(台式) or laptop, but the laptop users can work and study in any of the places. Just as one of the Westlake teachers said, "Here we are in the middle of the city and we're giving students a window on the world".
The laptop computer is becoming more and more popular because it is ______.

A. very convenient to use in a lot of places
B. cheap enough for everyone to get one
C. small enough to put into one's pocket
D. easy to take to and from classrooms

接入网的范围可由分别对应于网络侧、用户侧和电信管理网侧的______来标志。

A. Q3接口、用户网络接口(UNI)和节点接口(SNI)
B. 节点接口(SNI),用户网络接口(UNI)和Q3接口
C. 用户网络接口(UNI)、节点接12(SNI)和Q3接口
D. 节点接口(SNI)、Q3接口和用户网络接 (UNI)

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