题目内容
【题目】---What do you think has made Tom feel down?
---- ______ his seat in the election, I think.
A. As he lost B. Lost
C. Losing D. Because of losing
【答案】C
【解析】
试题分析：句意：—什么事使Tom如此沮丧？—我认为是选举没当选。句中Tom和动词lose之间是主动关系要用-ing形式，故选C.
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