when do you go skateboarding.滑板为什么加ing
when do you go skateboarding.滑板为什么加ing
去滑板是"go skateboarding"还是直接"skateboarding"或者”skateboard”
Do you like go swimming in summer?这里为什么go不加ing
1.i want to go swimming 2.where do you swim 为什么一个加ing一个不加ing
when do you go
what are you doing do为什么加ing
Do you like watching TV为什么WATCH要加ING
go boarding是滑滑板的意思么,可以这么用么,就是不用skateboarding
When do you go to
go camping为什么加 ing形式
how are you doing?为什么do要加ing?而How do you do的do就不需要?
When do you start to work?为什么要加to?