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听力原文：M: That opera was awful. And yet it got a great review.
W: It was hardly worth the price of admission.
Q: What does the woman think of the opera？
(19)

A. She thinks the ticket price is too high.
B. She agrees with the man about the opera.
C. She thinks the opera was worth seeing.
D. She doesn't agree with the man about the opera.

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根据1998年7月1日实施的《国家危险废物名录》，我国危险废物共分()类。

A. 55
B. 47
C. 147
D. 117

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《危险废物贮存污染控制标准》(GB 18597—2001)中规定，有关危险废物贮存设施基础防渗的说法正确的是()。

A. 防渗层为至少1 m厚黏土层(渗透系数≤10-7cm/s)，或5 m厚高密度聚乙烯，或至少 2 m厚其他人工材料，渗透系数≤10-10cm/s
B. 防渗层为至少1 m厚黏土层(渗透系数≤10-6cm/s)，或2 m厚高密度聚乙烯，或至少 2 m厚其他人工材料，渗透系数≤10-10cm/s
C. 防渗层为至少1 m厚黏土层(渗透系数≤10-7cm/s)，或2 m厚高密度聚乙烯，或至少 2 m厚其他人工材料，渗透系数≤10-10cm/s
D. 防渗层为至少1 m厚黏土层(渗透系数≤10-7cm/s)，或2 m厚高密度聚乙烯，或至少 5 m厚其他人工材料，渗透系数≤10-10cm/s

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【B3】 our bodies require water to treat waste products, plentiful water is required for proper sanitation (卫生) —water that for much of mankind is simply not available. 【B4】 people without adequate sanitation rose from 2.6 billion in 1990 to 2.9 billion in 1999, And sanitation is literally a matter of life and death. In a 【B5】 statement, United Nations officials warned: "When children lack water that is fit for drinking and sanitation, virtually every aspect of their health and development is 【B6】 ."
Food production is dependent on water. Many crops, of course, are watered by rain, but in recent times irrigation has become the key 【B7】 the world's booming population. Today 36 percent of the world's harvest depends on irrigation.
If plentiful water flows out of every tap in our home and if we have a clean toilet (抽水) that conveniently washes out waste, it may be 【B8】 to believe that the world is running out of an adequate supply of water. We should remember, however, that only 20 percent of mankind enjoy such 【B9】 . In Africa many women spend as much as six hours a day 【B10】 water.
【B1】

A. hurts
B. harms
C. injures
D. destroys

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【B6】

A. at a loss
B. at all costs
C. at worst
D. at risk

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听力原文：M: That opera was awful. And yet it got a great review.W: It was hardly worth the price of admission.Q: What does the woman think of the opera？(19)

A. She thinks the ticket price is too high. B. She agrees with the man about the opera. C. She thinks the opera was worth seeing. D. She doesn't agree with the man about the opera.

根据1998年7月1日实施的《国家危险废物名录》，我国危险废物共分()类。

《危险废物贮存污染控制标准》(GB 18597—2001)中规定，有关危险废物贮存设施基础防渗的说法正确的是()。

【B6】

听力原文：M: That opera was awful. And yet it got a great review.
W: It was hardly worth the price of admission.
Q: What does the woman think of the opera？
(19)

A. She thinks the ticket price is too high.
B. She agrees with the man about the opera.
C. She thinks the opera was worth seeing.
D. She doesn't agree with the man about the opera.