看下句:--what’s paper used for?--It’s used for writing on.此处,为何
what's for it used
--What’s it used for?--It’s used for________.
what's for it used连词成句
It's used for v.ing.
英语翻译What's it used for?It's _____ _____ _____ metal
what is it used for
What is it used for?
It's used for _____ _____ _____(探索太空)
为什么不说it is used for writing with.
It's used for k____off rain,like an umbrella.请问画线处填什么
what's it for?
What are subtitles used for?