交班前应对本班配件和工具收发情况进行认真的（）。
A.核实和查对
B.核实
C.查对
D.核实或查对
参考答案：A
恶性程度最高的乳腺癌是（）
A.髓样癌
B.湿疹样癌
C.硬癌
D.黏液癌
E.炎性癌
(2013·高考新课标全国卷Ⅱ)When I arrived，Bryan took me to see the house________I would be staying.
A．what
B．when
C．where
D．which
