劳动者在下列哪一种，条件下发生的中毒称为职业中毒（）
A.农药灭虱
B.过量饮酒
C.工厂内熔铅
D.居室煤气泄漏
E.吸毒成瘾
参考答案：C
The boy’s father insisted that the boy ______ badly and that he ______ to the nearest hospital at once.
A．be hurt; should be sent
B．be hurt; should be sent
C．was hurt; be sent
D．was hurt; would be sent
热熔改性沥青防水涂料具有哪些特点
