第一节:单项填空(共15小题,每小题1分,满分15分)
从A、B、C、D四个选项中,选出可以填入空白处的最佳选项。
21.When you cover the novel, you will have ____better understanding of___ life.
A.a; the B.the; a C.不填; the D.a;不填