患者男，10岁。因家人用饮料瓶装敌敌畏，患儿误服，以有机磷中毒急诊入院。以下措施错误的是
A. 反复洗胃
B. 建立静脉通道
C. 保持呼吸通畅
D. 密切观察生命体征、瞳孔、皮肤变化
E. 给予吗啡镇静
The excavation of Mohenjo-Daro indicates that India’s earliest civilization
A. had a strong central government
B. was governed by merchants
C. had little if any commercial contacts with other civilized lands
D. had no dependence on irrigation agriculture
What determined a person's place within the Indian social hierarchy?
A. his religious piety
B. the degree to which his occupation was considered polluting
C. wealth
D. position within the government
The most significant contribution of India to world history is probably
A. the model of good government given by Ashoka.
B. the development of higher mathematics.
C. the passing of Buddhism to China.
D. the spiritual precepts of the Vedas.
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