something is not working well.此句中的work为什么要加ing

WORKING ON MATH PROBLEM 中的 WORK为什么要加ING Is it working这里的work 为什么加ing. there is nobody by that name working here.work为什么要加ing形式 My computer is not working well(改为同义句） I`m not feeling well 为什么要在feel后面加ing i don't believe in working too hard .work为什么加ing 在There is always something happening.这句话中happen为什么要加ing 英语翻译There is always something happening(为什么最后的happen要加ing?) We have succeeded in finish the hard work 中的finish为什么要加ing I do not like hard work "work"为什么不加" ing" Laughing at others is not good laugh为什么加ing? my computer is not working well改为同义句there`s _____ _____ with