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【判断题】
海水对酸性气体如二氧化硫具有很大的中和吸收能力，二氧化硫被海水吸收后，最终产物为可溶性硫酸盐，而这些硫酸盐已经是海水的主要成分之一。A.
正确
B.
错误
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【简答题】患者,男,51岁,于1小时前口服农药(乐果)约100ml后,出现神志不清,呼之不应,伴口吐白沫,恶心呕吐,呕吐物有浓烈的农药气味,气促,口唇发绀,大汗淋漓,大便失禁,被家属送入院,诊断为“急性有机磷中毒”。
【简答题】有机磷农药中毒时患者（除有机磷农药接触史外），其呕吐物和衣物上会有什么气味？
【简答题】句型转换。 1.He started to learn the piano when he was five years old.(同义句) He started _____ the piano at _____ _____ _____five. 2.He was first in the competition. (同义句) He _____ _____ _____ _____in the co...
【简答题】句型转换。 1. He started to learn the piano when he was five years old. He started _____ the piano at the _____ of five. (同义句) 2. He was first in the competition. He _____ first prize in the competition. (...
【单选题】Scarcely had he gone out ______ .
A.
that is started to snow
B.
than it started to snow
C.
when it started to snow
D.
and it started to snow
【单选题】He insisted that nothing ______ till he arrived. A.must be started B.ought to be started C.could be started D.should be started
A.
must be started
B.
ought to be started
C.
could be started
D.
should be started
【简答题】有机磷农药中毒患者的呕吐物或呼出气有特殊气味，是（），瞳孔缩小。
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