英语非谓语动词的题目All things ___ because of the snowstorm, many passenge_英语解答

英语非谓语动词的题目
All things ___ because of the snowstorm, many passengers could do
nothing but take the train.(1999.1)
A. had been canceled B. have been canceled
C. were canceled D. having been canceled
为什么前三个选项是谓语动词,D是非谓语动词?
前三项不是非谓语动词么？为什么？

人气：267 ℃　时间：2020-03-21 13:31:22

解答

这个题答案要选D谓语动词在句中要充当谓语,类似于汉语里的主谓宾,如 He likes rice.中,he是主语,likes是谓语,rice是宾语.非谓语动词在句中不做谓语,即句中已有谓语成分.该例题中逗号后面没有任何连词,说明是一个简单...