No one can deny that pesticides have improved the ability of farmers to bring their crops to market. (1) pesticides, farmers no longer have to worry that they will lose an entire crop (2) an army of cut Worms or fruit flies. (3) , Americans can rely on a large and varied food supply.
However, we Americans need to become more (4) about the effects those pesticides on our food. More (5) , we need to think about what new (6) is necessary to protect ourselves from a (7) too rich in Pesticide residue. If we don’t demand greater (8) on pesticide use, we may be surprised, dismayed, and (9) horrified by the consequence of its use.
On the most obvious level, farm workers who continue to use the pesticides (10) their present rate will (11) serious diseases. It’s no (12) that farmers (13) to herbicides have a six times greater risk of getting cancer. (14) , children who live in homes where pesticides are used have an increased chance of getting childhood leukemia(白血病).
But the farmers are not the only ones (15) risk. Consumers may also suffer serious side effects from daily (16) of foods tainted (污染) by pesticides. Although scientists have yet to prove the link (17) , they are concerned that pesticide use may be one reason for the startling increase in various forms of cancer like breast and colon (结肠) cancers.
We need new legislation that (18) stricter standards governing pesticide residues in food. Much of the current legislation is based on ignorance. Simply (19) , we allow high levels of carcinogens in our food because we don’ t know for sure that they do cause cancer in humans. Yet, why should we take the risk If there’s a chance that a pesticide causes cancer, then it should be (20) from use.

A:adapts B:adopts C:adjusts D:affords

The United States In 1782 【51】 the United States won its independence, the bald eagle was chosen 【52】 the national bird of the new country. American leaders wanted the eagle to be a 【53】 of their country because it’’s a bird of strength and courage. They chose the bald eagle because it was found all over North America and only in North America. But a little over 200 years 【54】 ,the bald eagle had almost disappeared from the country, In 1972, there were only 3,000 bald eagles in the entire United States. The reason for the birds 【55】 population was pollution, especially pollution of rivers by pesticides. Pesticides are chemicals 【56】 to kill insects and other animals that attack and destroy crops. 【57】 , rain often washes pesticides into rivers. Pesticides pollute the rivers and poison the fish. Eagles eat 【58】 and the poison 【59】 their eggs. The eggs have very thin shells and do not hatch. Eagles 【60】 only two or three eggs a year. Because many of the eggs did not 【61】 and produce more eagles, 【62】 eagles quickly 【63】 smaller. Today, the American Government and the American people are trying to protect the bald eagle. The number of bald eagles 【64】 It now appears 【65】 the American national bird will survive and remain a symbol of strength and courage.

A:affects B:effects C:efforts D:affords

In China as well as many other countries around the world，greathave been made to reduce the amount of carbon emission.

A:affects B:efforts C:affords D:effects

In China as well as many other countries around the world，greathave been made to reduce the amount of carbon emission.

A:affects B:efforts C:affords D:effects

In China as well as many other countries around the world，greathave been made to reduce the amount of carbon emission.

A:affects B:efforts C:affords D:effects

In China as well as many other countries around the world，greathave been made to reduce the amount of carbon emission.

A:affects B:efforts C:affords D:effects