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【单选题】
Who offered to help Nicholas finally?A.
His classmates.
B.
His parents.
C.
A college.
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【简答题】氮质血症 (azotemia)
【单选题】17 The trials were stopped early because the treatments proved to be of no value
A.
Right
B.
Wrong
C.
Not mentioned
【单选题】According to the passage, it is difficult to interpret the results of certain treatments for SARS because______.
A.
patients were in different countries .
B.
patients were given medicines in widely different settings
C.
patients were at different stages of the illness
D.
these conditions had no standardized measurements or controlled situations
【简答题】氮质血症(azotemia)(名词解释)
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