There is going to ( ) an evening party in our class next week.

问题描述:

There is going to ( ) an evening party in our class next week.

be 不定式to 后面跟原形动词为什么,是不是与there is 有关?与is going to中的 to 有关。to 后面用动词原形。能不能理解为there be going to +原形?你的理解很正确