选哪个,请给出原因.A.to travel B.travelled C.travel D.travellingPeople______long distances frequently have to decide whether they would prefer to go by land,sea or air

问题描述:

选哪个,请给出原因.A.to travel B.travelled C.travel D.travelling
People______long distances frequently have to decide whether they would prefer to go by land,sea or air

D
现在分词做后置定语
People 和 travel 是主动关系

D
本句不缺谓语动词,排除BC.
在这里选现在分词做定语,表示一般情况,“经常长途旅行的人”.
动词不定式做后置定语常常表示“即将要做的事情”.