His grandpa is over seventy.but he is still at good healthy哪错啦?

His grandpa is over seventy years old中的over可以替换成什么 His grandpa is over seventy.but he is still at good healthy哪错啦? 用适当的单词和短语替换下列句中的括号部分His grandpa is (over)seventy years old My grandpa is over 80 years old nowMy grandpa is _____ ______ 80 years old now my grandpa is over t______ in the garden.首字母填空 His grandpa is a farmer就划线部分提问a farmer划线提问（）his grandpa the model ship is from his grandpa.对 his grandpa进行提问. My grandpa is fifty-five.His hair is ( ).填颜色 He is help his grandpa这句话哪里错了 He is hlep his grandpa?那错了 he is visiting his grandpa( tonight)对括号内提问 My grandpa is over seventy 划线提问 划线划在 over seventy my grandpa is over ninety years old ''over ninety years old' '画线提问急 It is ten years since his father died..同意句his grandpa ------- -------- ------- -------ten years ago his desk is the next one over. His English teacher is over t（ ） Tim is witing a letter to his grandpa.改为一般疑问句 His grandpa is seventy.He's＿＿ good health.横线上填什么?