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The patient was warned oil food after the operation. [ ] A.to eat notB.eat not C

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The patient was warned oil food after the operation. [ ] A.to eat notB.eat not C

The patient was warned ________ oil food after the operation.

[]

A.to eat notB.eat notC.not to eatD.not eating

试题答案

答案:C

解析:

谓语动词

warn应跟不定式作宾补。在被动的结构中,宾补变成了主补,to不能省略,故排除B、D项。不定式的否定形式是not to do。