抢救皮肤接触有机磷农药中毒的患儿，首要措施是( )
A．催吐
B．洗胃
C．应用解毒剂
D．终止毒物与患儿的接触
参考答案：D
太阳系中唯一的天然同步卫星不是（）
A.月球
B.火卫一
C.冥卫
D.海卫一
—Zhang Lili hardly had time to think of herself before she saved her students, ______?
—No, she didn't. Her action moved all of us. So she is regarded as "The Prettiest Woman Teacher". [ ]
A. didn't she
B. hadn't she
C. did she
