2014年12月20日最新英语六级预测题

2014-12-15 13:56:17 字体放大:  

二、听力填空

Directions: In this section, you will hear a passage three times. When the passage is read for the first time, you should listen carefully for its general idea. When the passage is read for the second time, you are required to fill in the blanks with the exact words you have just heard. Finally, when the passage is read for the third time, you should check what you have written.37、

The supposed risks of taking cholesterol-busting (降低胆固醇的) drugs have been under the spotlight, but common fears are unfounded, says epidemiologist Rory Collins. Millions of people take statins (他汀类药物) to lower cholesterol. So there was(26)_________interest when two articles appeared in The BMJ, a leading British medical journal, last year (27)_________their safety.

This week the journal admitted both had overstated the extent of (28)_________in some patients. That part of both papers has now been corrected. But some researchers are worried that coverage has caused(29)_________and will put some people off taking these drugs. So what are the facts about statins? JonWhite spoke to epiderniologist Rory Collins. What are statins? They are a group of drugs that lower the risk of cardiovascular events such as (30)_________and ischaemic strokes-strokes due to clots in the arteries to the brain--and the need for

(31)_________ such as a heart bypass. The short name is "statin" because all the drug names end in it. Simvastatin and atorvastatin are two (32)_________ available ones.

They stop a liver enzyme (酶)_________which (33)_________making cholesterol; blocking it reduces (34)_________cholesterol made in the liver. In response to that, liver cells put more

(35)_________for a form of cholesterol known as LDL-sometimes called bad cholesterol--on their surface. Those receptors pull more LDL out of the blood, so lowering levels. That LDL cholesterol is metabolised by the liver and excreted.

请回答第26题_________

38、请回答第27题_________

39、请回答第28题_________

40、请回答第29题_________

41、请回答第30题_________

42、请回答第31题_________

43、请回答第32题_________

44、请回答第33题_________

45、请回答第34题_________

46、请回答第35题_________