what's on this evening?请问该句的句子成分都是什么,有那些词但当?

what‘s on this evening?怎么翻译 What's this on the desk?与What's on the desk的区别. What's your first impression on this girl? What's on at the cinema this weekend What's this _English?A:at B:in C:on what ,s this （ ）---at.on,in ---- English what's this english A,at B,in C,on on evening what's this 连词成句 what's this? what s this回答 whats this what's this是什么意思 What's this? 翻译 what’s this? this's what i what's this? what's this What’s.this.( )Chinese