第二部分：英语知识运用 (共两节，满分45分)
第一节单项填空 (共15小题；每小题1分，满分15分)
21. —What do you think of the grammar book?
—Oh, it’s really ____ useful book, which is worth reading _____ second time.
A. a; a B. an; the C. an; a D. the; the
22．His father makes a promise to him that he will buy him a computer if he ____a good score
for the entrance examination to college this June．
A．is getting B．is to get C．will get D．gets
