The man is very ill and he has _______. A．operate on B．to be operated on C．to operate D．

Question

The man is very ill and he has _______. A．operate on B．to be operated on C．to operate D．being operated on

Answer 1

B

试题分析：句意：这个人病得非常严重，他需要手术。结合语境可知下文主语是动作对象，故用被动语态。短语have to必须，不得不。故选B。 点评：此类题型主要是确定句子主语与谓语动词的关系。如果是主动关系则用主动语态，反之如果是动宾关系，则用被动语态。注意一些接不带to的不定式做宾语补足语的动词用作被动语态时，不定式符号to要加上。