题目内容
【题目】The math problem was too difficult for me, ________ I asked Mary to help me.
A. but B. or C. so
【答案】C
【解析】句意：这道数学题对我来说太难了，所以我请玛丽帮我。考查连词辨析题。A. but但是，表转折；B. or或者，表选择；C. so所以，表因果。本句前后是因果关系（前因后果式），需用so连接；根据句意语境，可知选C。
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【题目】The math problem was too difficult for me, ________ I asked Mary to help me.
A. but B. or C. so
【答案】C
【解析】句意：这道数学题对我来说太难了，所以我请玛丽帮我。考查连词辨析题。A. but但是，表转折；B. or或者，表选择；C. so所以，表因果。本句前后是因果关系（前因后果式），需用so连接；根据句意语境，可知选C。