水利水电施工企业安全生产费用可以用来支出购买意外伤害险。
参考答案：错
She ______ behind the door in order not to be found. Two minutes later she was safe again.
A．hold her breath
B．catch her breath
C．held her breath
D．lost her breath
水质含酚有时虽然浓度低，但长期饮用会超过人体正常解毒功能，积蓄在脏器里，造成（）中毒。
A.急性
B.慢性
C.亚急性
