问题补充:
It is useless book to children. Put it into left drawer and never read it.
A. a; a
B. a; the
C. an; the
D. an; a
答案:
A. a; a
(答案→)B. a; the
C. an; the
D. an; a
解析:考查冠词的用法。在英语中,元音字母有a/e/i/o/u五个,当单词的首字母发音是元音时,用不定冠词an,否则用a。useless的首字母发音是辅音,故用a表示泛指;排除C、D;特指左边的抽屉要用定冠词the。故选B。