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4. Ending air pollution is not going to be cheap. However, since many scientists tell us that a normal, healthy person can live about five weeks without food, and five days without water, but only five minutes without air, it may be well worth the price. According to the sentences, ________.A. we can lower the price of food by going without it for five weeksB. a lot of money can be saved because man can live five weeks without foodC. ending air pollution is expensive, but it may be worth the money that we have to spend on it, because clean air is so important to usD. that a person can live five weeks without food shows how healthy people are

4. Ending air pollution is not going to be cheap. However, since many scientists tell us that a normal, healthy person can live about five weeks without food, and five days without water, but only five minutes without air, it may be well worth the price. According to the sentences, ________.
A、 we can lower the price of food by going without it for five weeks
B、 a lot of money can be saved because man can live five weeks without food
C、 ending air pollution is expensive, but it may be worth the money that we have to spend on it, because clean air is so important to us
D、 that a person can live five weeks without food shows how healthy people are

发布时间:2025-07-23 09:34:50
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答案:【计分规则】: 参考答案C,正确得2分,不正确得0分。
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