第27题: [单项选择]A book emphasizes AIDS ______ a disease, not a social problem, and discusses how it can be prevented. A. for B. on C. with D. as 参考答案:D 答案解析:在本句中as为介词,意为“作为”。该句的译文是,“一本书把艾滋病作为一种疾病而不是一个社会问题来强调,并讨论如何预防它”。其他三个选项的介词都没有“作为”的意思。
第33题: [单项选择]Which of the following statements about the term "folk song" is supported by the passage A. (It has been used for several centuries B. ( The International Folk Music Council invented it C. ( It is considered to be out-of-date D. ( There is disagreement about its meaning 参考答案:D