2014年托福考试模拟试题及答案（2）_第2页

　　Answer Choices

　　The term hormone is based on a Greek word that means "to excite" or "to set in motion."Researchers are looking for ways to decrease the dangers of treatments with growth hormone so that more patients can benefit from it.

　　Hormones can be given artificially, but such treatments have risks and must be used carefully.Hormones can affect not only life processes such as growth but also behavior and emotion.

　　Scientists have discovered that not only the nervous system but also certain chemicals can affect bodily processes far from their points of origin.Hormone replacement therapy (HRT) may increase the risk of blood clots and heart disease in middle-age women.

　　Answer Keys

　　Reading：

　　27. B

　　28. A

　　29. D

　　30. C

　　31. D

　　32. C

　　33. B

　　34. D

　　35. A

　　36. D

　　37. A

　　38. third square

　　39.1) Scientists have discovered that not only the nervous system….

　　2) Hormones can affect not only life processes…..

　　3) Researchers are looking for ways to decrease the dangers of ….