Mary is in Grade Seven 改为复数

Mary is in Grade Seven 改为复数 Mary is in Grade Seven(对seven提问) what grade is mary brown in ?怎么回答? Sam is in Grade Three.Mary is in Grade Two.(合并成一句）Sam and Mary is in ___ ___.只有两空 Is Mary and her friend in grade two 这句话哪儿错了? 1.Is this a ruler?(作否定回答) ____ ____,it ________.2.Dick is sixteen.(对画线部分提问) ________ ________ is Dick?3.That’s an English book.(改为复数 句) ________ ________ English books.4.They are in Class One,Grade Sev en.(对画 Which grade is she in? Is she in Grade One he is in grade two .grade two大写不 He is in Grade one.对Grade one提问 I am in grade Eight.LinHua is in Grade Eight,tI am in grade Eight.LinHua is in Grade Eight,too.We are in the s________ grade is,class,grade,she,two,three,in in,Tony,is grade,class,one,two He is in Grade Two this Tom in is grade what连成一句话 She is in Class forn,grade seven He is in ciass 4,grade 2. Is Kim in Class One,Grade