把下列的英文句子按要求改 this is a cake.(改为复数句) what's that?(改为复数句)

问题描述:

把下列的英文句子按要求改 this is a cake.(改为复数句) what's that?(改为复数句)
those are toy.(改为单数句)
is taht a map?(作肯定回答)
are these bikes?(作否定回答)

把下列的英文句子按要求改(1) This is a cake.(改为复数句)These are cakes.(2) What's that?(改为复数句)What are those?(3) Those are toys.(改为单数句)That is a toy.(4)Is that a map?(作肯定回答)Yes,...