This book is my book, not your book. Here the word book is repeated three times, so it sounds very repetitive. We already know we are …
(1)答案：Is；your. 解析： 一般疑问句的变法是将句子中的系动词、助动词或者情态动词提前。 本句中只需将is提前即可。 变一般疑问句时如有第一人称 …
English Grammar Rules. Possessive pronouns are used in English to avoid repeating information that is already clear. In general it …
更多内容请点击：Possessive Pronouns - Woodward English