若生产中有人发生硫化氢急性中毒,在紧急抢救时首先应()。
A、向上级报告
B、送医院抢救
C、做人工呼吸和体外心脏按摩
D、将中毒者抬离工作点,呼吸新鲜空气,松开衣服静卧
参考答案:D
根据所给音标或提示完成句子。
1. All the children are _____ / i k`s ai t i d / at New Year's Day.
2. F_____ is the second month of a year.
3. We have a long _____ (假期) in May.
4. 1st June is _____ Day.
5. _____ comes after Spring.
纵向滑道