Who/What are these?的回答These are..也能说是对的吗?单数的时是用This/That is...和It is ..都可以吗回答有什么要注意的,什么时候用This is... It is...还是两者可以互用的,求个明白解释

What are these的缩写 who are these? who are these stars. what are these ? These are ( )?“鱼”的复数 ( )forks are these?A,who B,what C,whose D,who‘s What are these in English?的回答 What are these people doing?的中文翻译 what are these的意思是什么? What are these?的答句是什么? WHAT ARE THESE?意思 what are these ones? what.are.these?中文 what are these? ___books are these?They are Mr Green's A.What B.Who's C.Whose who's boots are these?的错句 who is pants are these的同意句 What are these?They are apples的单三形式 What shape are these clocks?They are circles.的中文