my grandpa is old ,--he looks young .怎么写?

my grandpa is old ,--he looks young .怎么写? That is my grandpa.He（）young. a.look b.looks c. 首字母已给出：My grandpa is eighty years old,but he looks still s__ he looks young a____ he is 60 years old my grandpa is old,but he s___ studies english My grandpa is o___ 70 years old my grandpa is 80 years old ,but he is healthy 的同义句 my grandpa is old,_ he can read.a.and b.or c.but My grandpa is 80 years old ,but he's still a____ He ____be over forty years old!He looks so young. my father is now in his late forty but he looks young for hi Grandpa is old,but he is still very ____.