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【单选题】
患者女,56岁。支气管哮喘10年。因受凉后憋喘加重,呼吸困难,夜间不能平卧,自行吸入ß2受体激动剂效果不佳,患者紧张不已。血气分析:PaO270mmHg。患者目前哮喘程度为A.
轻度
B.
中度
C.
重度
D.
危重
E.
极危重
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举一反三
【简答题】wild animals () in this part of the country
【单选题】人的体温在一天当中表现为周期性变化,通常是 ( )
A.
清晨 2-6 时体温最低
B.
午夜 0-1 时体温最高
C.
上午 8 -12 时体温最高
D.
午夜 0-1 时体温最低
【单选题】Animals are part of nature. _____ should be well prepared.
A.
and
B.
or
C.
but
D.
while
【单选题】There are many reasons for animals _____ but the most important one is the part _____ humans have played. [ ]
A.
die out, that
B.
dying out, that
C.
died away, which
D.
dying down, which
【单选题】UNICEF is part of the United Nations. It wants to make a better place for _____. [ ]
A.
animals
B.
plants
C.
children
D.
adults
【单选题】A complex brain makes man superior to animals. The underlined part means______.
A.
outnumber
B.
surpass
C.
compete with
D.
make contacts with
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