-How time flies. A little boy turns into a young man. -Yes, it won’t be long he

—How time flies. A littleboy turns into a young man.

—Yes, it won’t be long          he           fromuniversity.

    A．when, will graduate              B．after, graduates

    C．since, had graduated            D．before, graduates

试题答案

【答案】

D

【解析】略