一般疑问句的话,Is this...? 和Is it...?的回答都是一样的:
肯定回答: Yes,it is.
否定回答: No,it isn't.
特殊疑问句就不一样.如:
What is this? This is a pen.
What is it? It is a lighter.
一般疑问句的话,Is this...? 和Is it...?的回答都是一样的:
肯定回答: Yes,it is.
否定回答: No,it isn't.
特殊疑问句就不一样.如:
What is this? This is a pen.
What is it? It is a lighter.