文档内容
六级200词带背3-环境
主讲教师：张 镇A）deforestation B）pollutant C）contamination D）exploitation
E）sewage F）degradation G）toxicity
Decades ago, Green Valley was a paradise. However, excessive human
(1) __________ of natural resources destroyed it. Companies cut down
too many trees, leading to severe (2) __________. Without trees, the
soil suffered from (3) __________, making it impossible to grow crops.
A nearby factory released a toxic (4) __________ into the air every day.
This chemical increased the (5) __________ of the soil, making it
poisonous. The factory also dumped untreated dirty (6) __________
into the river. This caused water (7) __________, killing the fish.A）deforestation B）pollutant C）contamination D）exploitation
E）sewage F）degradation G）toxicity
Decades ago, Green Valley was a paradise. However, excessive human
(1) exploitation of natural resources destroyed it. Companies cut down
too many trees, leading to severe (2) deforestation. Without trees, the
soil suffered from (3) degradation, making it impossible to grow crops.
A nearby factory released a toxic (4) pollutant into the air every day.
This chemical increased the (5) toxicity of the soil, making it poisonous.
The factory also dumped untreated dirty (6) sewage into the river. This
caused water (7) contamination, killing the fish.A）ecosystem B）reservoir C）preservation D）conservation
E）hazard F）extinction G）biodiversity
The local water (8) __________, which stores water for the town,
became unsafe. This pollution is a major health (9) __________ for the
residents. Sadly, the local (10) __________ collapsed, and the balance
of nature was broken. Many rare animals faced (11) __________
because they lost their homes. Now, the town wants to restore its lost
(12) __________ to bring back different animals. They focus on the (13)
__________ of the ancient forest to keep it exactly as it is. They also
promote energy (14) __________ to save power.A）ecosystem B）reservoir C）preservation D）conservation
E）hazard F）extinction G）biodiversity
The local water (8) reservoir, which stores water for the town, became
unsafe. This pollution is a major health (9) hazard for the residents.
Sadly, the local (10) ecosystem collapsed, and the balance of nature
was broken. Many rare animals faced (11) extinction because they lost
their homes. Now, the town wants to restore its lost (12) biodiversity to
bring back different animals. They focus on the (13) preservation of the
ancient forest to keep it exactly as it is. They also promote energy (14)
conservation to save power.A）recycling B）climate change C）biofuel
D）radiation E）sustainability F）greenhouse
To reduce carbon emissions, they use clean (15) __________ made
from plants instead of gasoline. They also built a center for (16)
__________ to reuse waste paper and plastic. The goal is to achieve
long-term (17) __________ for the community. Scientists also worry
about global (18) __________, which causes extreme weather. The (19)
__________ gas effect makes the earth hotter. Also, they monitor the
nuclear plant nearby to prevent a leak of dangerous (20) __________.A）recycling B）climate change C）biofuel
D）radiation E）sustainability F）greenhouse
To reduce carbon emissions, they use clean (15) biofuel made from
plants instead of gasoline. They also built a center for (16) recycling to
reuse waste paper and plastic. The goal is to achieve long-term (17)
sustainability for the community. Scientists also worry about global (18)
climate change, which causes extreme weather. The (19) greenhouse
gas effect makes the earth hotter. Also, they monitor the nuclear plant
nearby to prevent a leak of dangerous (20) radiation.Thanks
