题目内容:
Whichof the following statements is true according to the passage?
A.Toxoplasmagondii causes people strange and deadly diseases. B.Withcertain infection the infectious disease cannot be cured completely.
C.Humanbeings infected by Toxoplasma gondii will have permanent brain damage.
D.Toxoplasmagondii is harmful to human beings, but it does no harm to mice.
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答案解析: