人类确定的致癌物中，孕妇服药引起女儿 * * 癌的是（）
A.己烯雌酚
B.2-萘胺
C.黄曲霉毒素B1
D.砷及其化合物
E.双氯甲醚
参考答案：A
To my mind, she is the most wonderful teacher that I’ve ever known, _________ is able to get across to her students ________ she really thinks and means.
A．which; that
B．that; as
C．who; what
D．who; that
排爆转移路线应尽量避开人员聚集，重要设施和（）
A.指定区域
B.特别通道
C.交通要塞
D.控制区
