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【单选题】
发生火情后要掌握______的原则。A.
先救人、再报警、后救物
B.
先报警、再救人、后救物
C.
先救物、再救人、后报警
D.
先报警、再救物、后救人
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【单选题】The diagnosis of multiple sclerosis is often based upon which finding?
A.
The presence of elevated protein and low glucose
B.
A decreased IgG index
C.
The presence of oligoclonal bands by electrophoresis
D.
An increased level of CSF β-microglobulin
【单选题】The new finding is based on a thorough study of 170，000 stars on the Milky Way. 查看材料
A.
Right
B.
Wrong
C.
Not mentioned
【单选题】Snedeker, Geren and Shafto based their study on children who
A.
were finding it difficult to learn English
B.
were learning English at a later age than US children
C.
had come from a number of language backgrounds
D.
had taken English lessons in China
【简答题】Questions 3 and 4 are based on the news report you have just heard.A.Finding cheaper ways of highway construction. B.Generating electric power for passing vehicles. C.Providing clean energy to five mi...
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