根据句意和汉语注释,写出单词的正确形式。Tomorrow is my grandpa's (九十) birthday .There are three (阳台) in my new house .I don’t go to bed (直到) 9 a.m. every day .Every year (千) of people come to visit our city .The long leather boot aren’t (合适的) for trip .
答案:【1】ninetieth【2】balconies【3】until【4】thousands【5】suitable