This is my bike.(复数)

This is my bike.(复数) is this her bike.复数 this is my toy.复数 This is (my bike).括号部分提问 this is my my friend(变复数) This is not my bike.____(I)is new. This is my parent.(变成复数形式) this is my feiend 的复数形式 This is my sister.改为复数形式、 This is my sister(变为复数句) This is my brother.(改为复数） This is my friend 改为复数形式 This is my cousin.改为复数形式. this is my cousin 改复数句子 this is my teacher.改为复数句子 This is my dress.改成复数句. This is my cousin.(改为复数句) this is my ear的复数形式