When you are thirsty, you can drink some green tea. It tastes good and it’s very healthy. The Chinese___41___ (know)about the benefits of green tea since ancient times, and they use____42____to treat everything from headaches to depression. They have ___43___(actual)been using green tea as a medicine for over 4,000 years.
Nowdadys, there is scientific evidence of the health benefits of green tea. According to one study___44___(publish)in a cancer research journal, drinking green tea ___45___(reduce)the risk of some types of cancer in Chinese men and women ___46___nearly sixty percent. USA researchers have also found that green tea may prevent the___47___(grow)of cancer cells. There is also new evidence ___48___green tea can help to destroy bacteria in our bodies. It is especially effective at getting rid of the bacteria on your ___49___(tooth)and keep them healthy!
According to the Chinese proverb, “It is___50___ (good)to go without food for three days, than without tea for one.” So, in brief, you should definitely try a cup of green tea. It seems that it can only do you good.
知识点：语法填空
41. have known 42. it 43. actually 44. published 45. reduces
46. by 47. growth 48. that 49. teeth 50. better
本文向读者介绍了绿茶。从远古时代起，人们就开始了解绿茶的好处，并用它来治疗从头痛到抑郁的各种问题。今天，根据科学研究发现绿茶有益于健康，绿茶可以减少某些癌症发生的机率，抑制细菌的生长等。
41. 考查时态。根据“The Chinese___1___ (know) about the benefits of green tea since ancient times”中的“since”可知，应该用完成时。故填“have known”。
42. 考查代词。“they use ___2___ to treat everything from headaches to depression”“it”代指前面的“green tea”。故填“it”。
43. 考查副词。“They have ___3___ (actual) been using green tea as a medicine for over 4,000 years”“他们实际上一直用绿茶作为一种药物已经有4000多年了”。故填“actually”。
44. 考查被动语态。“According to one study___4___ (publish) in a cancer research journal”“根据一项被出版的杂志《癌症研究》”。故填“published”。
45. 考查主谓一致。“drinking green tea ___5___ (reduce) the risk of some types of cancer”“绿茶可以减少癌症的风险”，动名词作主语，谓语动词用第三人称单数形式，故填“reduces”。
46. 考查介词。“in Chinese men and women ___6___ nearly sixty percent”“中国男性和女性患病的几率降低了60%”。故填“by”。
47. 考查名词。“green tea may prevent the ___7___ (grow) of cancer cells”“绿茶阻止癌细胞的生长”，这里用名词作宾语，故填名词“growth”。
48. 考查定语从句。“There is also new evidence ___8___ green tea can help to destroy bacteria in our bodies”“也有新的证据表明绿茶可以帮助破坏我们体内的细菌”。“that”指代后面的“green tea can help to destroy bacteria in our bodies”。故填“that”。
49. 考查复数形式。“getting rid of the bacteria on your ___9___ (tooth)”“去除牙齿上的细菌”“tooth”的复数形式是“teeth”。故填“teeth”。
50. 考查比较级。“It is ___10___ (good) to go without food for three days”“三天不吃东西是更好的”“good”的比较级是“better”。故填“better”。