题目

 Caroline doesn't have a gift for music, but she ________ it with hard work.     A. goes back on            B. takes away from          C. makes up for            D. catches up with    答案：C当首都北京处在高温多雨的季节时，在南极大陆我们能看到（　　） A、极光现象B、太阳直射现象C、极昼现象D、极夜现象