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    精英家教网 > 高中英语 > 题目详情
    The doctor tried to find out ______ that had caused the spread of the terrible disease.        

    A. what it was                        
    B. why it was    
    C. whatever was                      
    D. however was
    A
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    科目：高中英语 来源：山西省月考题 题型：单选题

    The doctor tried to find out ______ that had caused the spread of the terrible disease.        
    [     ]
    A. what it was                        
    B. why it was    
    C. whatever was                      
    D. however was

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