This(A)notis(B)your pen,your pen(c)is white.哪个字母前的单词是错的 必改正is this(A)your english book(B)?no,it's no.还有这个

问题描述:

This(A)notis(B)your pen,your pen(c)is white.哪个字母前的单词是错的 必改正
is this(A)your english book(B)?no,it's no.还有这个