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【单选题】
某地区近年来每逢夏季就有一种传染病流行，多发生于儿童，表现为发热、头痛，呕吐，第3～4天出现意识障碍，严重者伴抽搐及呼吸异常，经治疗后多数人于病程2痊愈，5%～20%重症患者留有神经系统后遗症，病死率约为3%～10%。为了调查该地区流行性乙型脑炎人群免疫水平的抗体是（）A.
特异性IgM抗体
B.
特异性IgG抗体
C.
特异性IgA抗体
D.
中和抗体
E.
Vi抗体
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举一反三
【单选题】Writing a precis______.
A.
takes you a very long time
B.
takes you little time
C.
helps you realize if you really understand a passage
D.
helps you reproduce a passage in your own words
【单选题】According to the passage, the underlined word precis(paragraph 1) means______.
A.
a main point.
B.
a question
C.
a summary
D.
a problem
【简答题】Write out the name of the symbol of Pa ( )
【单选题】Almost every English language examination paper contains a question on writing a precis, or summary, as it is sometimes called. There are two reasons for this. First, examiners recognize that the abil...
A.
how to make an examination paper
B.
the reasons for writing a precis
C.
how to improve your writing skills
D.
the people who write precis
【单选题】Leaves are not distributed accidentally on a plant stem, but are arranged in a very precise way that assures them the maximum light.
A.
dangerously
B.
densely
C.
randomly
D.
linearly
【简答题】Questions 18-20 Question 18 Write NO MORE THAN TWO WORDS OR A NUMBER. Doctors start seeing patients at the Health Centre from 【18】______ o'clock. 【18】
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