题目内容
【题目】________ from heart trouble for years, Professor White has to take some medicine with him wherever he goes.
A.SufferedB.SufferingC.Having sufferedD.Being suffered
【答案】C
【解析】
考查非谓语动词。句意:怀特教授患心脏病多年,他不得不走到哪里都带着药。suffer与Professor White构成主动关系,故排除A、D;又因两个动作有明显的先后顺序,故用完成时,答案应选C项。
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