Watching TV为什么要加ing

Watching TV为什么要加ing We enjoy watching TV.请问为什么watching要加ing Do you like watching TV为什么WATCH要加ING They are watching TV watch为什么要加ing I am still watching TV.动词为什么加ing he likes watching tv 为什么watch加ing "Watching TV sounds interesting."中的“watch”后为什么要加"ing" 为什么He likes watching soccer on TV的watch要加ING? 英语翻译英语翻译英语翻译I like reading and watching TV.为什么要加ing? I think watching TV is a waste of time .这里watch为什么要加ing? 我的爱好是看电视.My hobbly is watching Tv.在这里watch为什么要加ing? 英语好的进,my car needs washing.I enjoy watching TV等等为什么要加ing