【急!】关于There's always something happening想知道这句话里happen一定要ing形式么?并请说明理由那There always something happen可以么

【急!】关于There's always something happening想知道这句话里happen一定要ing形式么?并请说明理由那There always something happen可以么 there's always something about There's Always Time 歌曲链接 there's always the city library I's always 与There always有什么区别联系? 非常急there's always something ______ at the mallA happening B happen C happens D to happen it's always windy and 急 改定语从句 There's always something happingThere's always something _ _ There's always that one person,no matter how 求《The Music s Always There with You》的歌词 There's always something h________ in the mall. 翻译下 After the storm there's always a rainbow. We like that city a____ it's always cold there. there s always something h but nobody knows the reason There's always a chance to be good again It's always warm w____you go there.依据 there's always gonna be another moutain.i'm always gonna wanna make it . there's always been和there be能不能帮忙做个详解thank you very much.