2010年職稱英語衛(wèi)生類每日一練（7.31）

1、The____of this book explains how the chapters are organized.
    A.guidance
    B.introduction
    C.instruction
    D.remark
    2、He is my____by three years.
    A.colleague
    B.junior
    C.fellow
    D.age
    參考答案：1　 B 2　 B