What are these What are they What is that What is those 找出一个不正确的句子,::>_

问题描述:

What are these What are they What is that What is those 找出一个不正确的句子,::>_

最后一个:What is those
很明显,已经是those了,是复数,应该是:what are those?
就象第一个是:what are these?一样,要使用复数are而不是is