1．Tom is ________ younger of the two newcomers. To be honest, I have never seen ________ cleverer one.
A．/; / B．a; the
C．the; a D．/; a
[解析]表示两个中较……的用 the；a＋形容词比较级＋one 表示“一个更……的”。
[答案]C
2．—Excuse me, what can I do for you?
—Yes. I'd like to place ________ advertisement for ________ used car in your paper.
A．the; a B．an; /
C．an; a D．/; the
[解析]an advertisement 一则广告；a used car 一辆二手车。
[答案]C
