第二部分 词汇知识运用（共两节，满分40分）
第一节 多项选择 （共10小题；每小题1分,满分10分）
从ABCD四个选项中， 选出可以填入空白处的最佳选项。
21. As is known to all language learners, the newly learnt words will soon be forgotten unless_______ used in everyday communication.
A. gradually B. sincerely C. hopefully D. frequently
22.——What do you think________ an important part in their lives?
——Folk music.
A. plays B. takes C. makes D. acts
