We can tear apart the great grass cover of the western plains and pour toxic chemicals into the soil until the soil is dead and blows away in the wind.
出自-2013年12月听力原文
Because children's brain and behavioral disorders, like hyperactivity and lower grades, can also be linked to social and genetic factors, it's tough to pin them on exposure to specific chemicals with solid 33 statistical evidence, which is what the EPA re
2015年12月六级真题（第一套）阅读 Section A
Health and environmental advocates have long urged U.S.government agencies to tighten the use of some of the 11 chemicals the report cites and called for more studies on their long-term effects.
2015年12月六级真题（第一套）阅读 Section A
The agency is now investigating the toxic effects of some of the chemicals in the latest report.
2015年12月六级真题（第一套）阅读 Section A
The developing brain, the report says, is particularly vulnerable to the toxic effects of certain chemicals these products may contain, and the damage they cause can be permanent.
2015年12月六级真题（第一套）阅读 Section A
The Tanzanian government has once again started mining the lake for soda ash, used for making chemicals, glass and detergents.
2017年12月六级真题（第三套）阅读 Section C
While it may be impossible to prevent kids from drinking tap water that may contain trace amounts of chemicals, keeping kids away from lawns recently sprayed with chemicals and freshly dry-cleaned clothes can't hurt.
2015年12月六级真题（第一套）阅读 Section A
Although we may not be aware of chemicals like pheromones consciously, we give and receive loads of information through smell in every interaction with other people.
2015年高考英语上海卷 完形填空 原文
Changing levels of body chemicals called hormones not only make teenagers' bodies develop adult characteristics, but also make it hard for teenagers to fall asleep before 11 pm.
2017年高考英语浙江卷（6月） 阅读理解 阅读B 原文
Her popular 1962 book Silent Spring raised awareness of the dangers of pollution and the harmful effects of chemicals on humans and on the world's lakes and oceans.
2016年高考英语全国卷1 阅读理解 阅读A 原文
Hormones are chemicals which are produced by the body to control various body functions.
2016年高考英语四川卷 阅读理解 七选五 原文
In contrast, humans do not seem to be as gifted as other animals at detecting such chemicals.
2015年高考英语上海卷 完形填空 原文
Many animals give off pheromones — natural chemicals that can be detected by, and then can produce a response in, other animals of the same species.
2015年高考英语上海卷 完形填空 原文
Some plants pump out smelly chemicals to keep insects away.
2017年高考英语全国卷2 阅读理解 阅读D 原文
These chemicals come from the injured parts of the plant and seem to be an alarm.
2017年高考英语全国卷2 阅读理解 阅读D 原文
They are affected by certain body chemicals.
2017年高考英语浙江卷（6月） 阅读理解 阅读B 选项
What the plants pump through the air is a mixture of chemicals known as volatile organic compounds, vocs for short.
2017年高考英语全国卷2 阅读理解 阅读D 原文
Where we use sound and sight to communicate, ants depend primarily on pheromone, chemicals sent out by individuals and smelled or tasted by fellow members of their colony.
2015年高考英语安徽卷 阅读理解 阅读D 原文
For H&M to offer a $5.95 knit miniskirt in all its 2,300 -plus stores around the world, it must rely on low-wage overseas labor, order in volumes that strain natural resources, and use massive amounts of harmful chemicals.
2013年考研真题（英语一）阅读理解 Section Ⅱ