60. By writing the text, the author questions ______.
(A)the difficulty level of the science texts
(B)the way science is taught in school
(C)the achievements of famous scientists
(D)students' poor records in science classes第二节 根据对话内容，从对话后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。--He is very good ,isn't he?　　　　　　　　　　　　　　　 　　--　 61 　--I said the singer was great.　　　　　　　　　　　　　　　　--　 62 　--Have you seen him here before?--　 63 　 I think he probably writes the music and words because I've never heard any of the songs before.--It's not fair.　　　　　　　　　　　　　　　　　　　　　　 　--　 64 　--People with musical ability like that having to stand around here to make a living--Perhaps he enjoys it or makes more money than you think. 　　--　 65