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【单选题】
医疗责任事故包括下列情形,除了 ( )A.
擅离职守，贻误诊治时机而造成过失
B.
遇复杂难题不执行上级医师指导，擅自处理造成过失
C.
上级医师接到下级医师报告后不及时处理造成过失
D.
由于相应职称的一般水平，能力不足而造成的过失
E.
面对医疗状况过于自信自己可以处理
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【判断题】土壤保肥性是指土壤吸持各种离子、分子、气体和粗悬浮物质的能力，包括阳离子交换吸附和阴离子交换吸附两种类型，其中，阳离子交换吸附是土壤保肥的主要机理。
A.
正确
B.
错误
【简答题】离子交换吸附
【多选题】关于阳离子交换吸附和专属吸附正确的说法是( )
A.
专属吸附在任意 PH 值下均可发生，而阳离子交换吸附需大于零点电荷的 PH 值才可发生。
B.
专属吸附会使负电荷减少，正电荷增加。
C.
专属吸附发生在扩散层，阳离子交换吸附发生在吸附层。
D.
阳离子交换吸附吸附阳离子，释放等量阳离子，对表面电荷无影响。
【单选题】Since chimpanzees are genetically very similar to humans, ______.
A.
chimpanzees are likely to suffer AIDS just like humans if they are infected.
B.
it does not matter if human beings are infected with SIV rather than HIV - 1.
C.
we can use human vaccines to prevent chimpanzees from getting AIDS virus.
D.
AIDS vaccines based on chimp' s immune mechanism are possible to be made.
【单选题】Under what circumstance would chimpanzees collapse the table of other chimpanzees?
A.
Other chimpanzees happened to have more food.
B.
Other chimpanzees wanted to have a fight.
C.
Other chimpanzees took or stole food from them.
D.
Other chimpanzees entered their territory.
【单选题】Which of the following is NOT true of chimpanzees?
A.
Chimpanzees are often comfortable with strangers right away.
B.
Chimpanzees eat meat as well as plants and fruit.
C.
Chimpanzees use tools to help them get food.
D.
Different chimpanzees have different personalities.
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