Are these your _____(letter)

Are these your _____(letter) These are your English books.（改为同义句）These _____ _____ books are______ . Are these your pens (不改变句子的意思改写句子)Are these ____ _____? These books are _____. Are these your Are these your pencils? Are these books ( )(your)? are these your parents are these your cousin Are these your trousers?Yes,these are, These books are _____,_____are in _____ schooibag.选择my.mine.you.your.yours Whoes _____(book) are these These are our _____ (watch) Are these your _____ ? A.bread,B,milk.C.meat,D.fish. my father has two new ______ (watch)/are these your _____ (box) 1.Heip _____(your),piease.2.These apples are ____(I) These pictures are very good.----_____ _____. What are these?_____ _____ photos.