60.　　　　　　　　　　　　　　　　　　　 The underlined word "cultivated" (paragraph 1) roughly means _______. (A). encouraged (B). compared (C). examined (D). developed

64.　　　　　　　　　　　　　　　　　　　　　　 The writer uses the two questions at the beginning of the passage to _______. (A). test the readers' knowledge about waves (B). draw the readers' attention to the topic (C). show Jamie Taylor's importance (D). invite the readers to answer them