2010年職稱英語衛(wèi)生類AB級每日一練（12.14）

1. John is collaborating with Mary in writing a book.
    A) cooperating
    B) merging
    C) combining
    D) associating
    2. Mary lost control of her car and collided with a tree.
    A) came across
    B) ran into
    C) met
    D) knocked
    答案：1.A　2.B