This book _________Lucy's book.Her name is on the book cover.
问题描述:
This book _________Lucy's book.Her name is on the book cover.
答
这里肯定是must be ,后面说她的名字就在书上写着呢,所以是肯定的回答
This book _________Lucy's book.Her name is on the book cover.
这里肯定是must be ,后面说她的名字就在书上写着呢,所以是肯定的回答