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【单选题】
病人,男性,18岁,因肺炎球菌性肺炎入院,病人咳嗽,咳痰,诉头痛,恶心,食欲差,全身无力。体温39.5°C,脉搏112次/分,呼吸浅快,皮肤口唇发绀。该病人存在的首优问题是A.
舒适的改变：疼痛
B.
气体交换受阻
C.
活动无耐力
D.
体温过高
E.
焦虑
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【单选题】My I have two ______ instead of beans, please?
A.
corn's ear
B.
corn ears
C.
ear of corns
D.
ears of corn
【单选题】Suppose that corn farmers want to increase their total revenue. Knowing that the demand for corn is inelastic, corn farmers should
A.
plant more corn so that they would be able to sell more each year.
B.
increase spending on fertilizer in an attempt to produce more corn on the acres they farm.
C.
reduce the number of acres on which they plant corn.
D.
contribute to a fund that promotes technological advances in corn production.
【简答题】A.American Indians and corn. B.The planting techniques of corn. C.The joy of harvest. D.Various ways to prepare corn.
【单选题】面对突发公共卫生事件进行预检分诊时,黑色表示()
A.
已死亡者或损伤非常严重没有存活希望
B.
患者伤情较轻，意识清醒，生命体征正常
C.
患者伤情严重，威胁生命
D.
患者没有致命性的损伤但需要治疗
E.
患者能配合检查，可走路
【单选题】If a drought increases the price of corn by 10% and decreases the quantity of corn demanded by 5%, then demand for corn is
A.
elastic and total revenue to corn farmers will decrease
B.
inelastic and total revenue to corn farmers will decrease
C.
elastic and total revenue to corn farmers will increase.
D.
inelastic and total revenue to corn farmers will increase.
【简答题】Onethird of corn planted in America was genetically modified corn last year.
【简答题】节气门位置传感器是用来检测#tk# 。
【简答题】Compared with the hybrid corn, the native corn is poor in ______.
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