Mary ______ thirteen next year .(be)为什么不用 is going to be

mary is thirteen years old,and ben is also thirteen years old.（合并为一句）mary and ben are of the _____ ______. mary is thirteen years old,and ben is also thirteen years old.（合并为一句）mary and ben are of the _____ ______. Mary ______ thirteen next year .(be)为什么不用 is going to be mary _________(be)thirteen next year Thirteen. Mary,are you thirteen years old?（做否定回答） Mary is my friend.( ) is thirteen years old.空着的用适当代词填上 He is thirteen years old,so is his brother.He is _____ ______ ______ his brother. She is Mary.（改为同义句） ______ _________is mary. Mary looks unhappy.Mary _____ _____ ______ unhappy.同意改写 My hair is long.Mary's hair is longer.Mary's hair ______ ______ ______ mine. what ______(is/are) mary doing? what ______(is/are) mary doing? Mary,______(listen) carefully in class,please! Mary always ______ a skirt on Mondays Mary is thirteen years old.Peter is twelve years old.(合并成一个句子）Mary is one year __ __Peter. Is you sister thirteen years old?做否定回答NO，______ ________ 它 What is _______ name ______ is MiMi.What’s seven plus six?____ is thirteen.