(5)根据句意补全单词中所缺字母: 1、My house is f_____rth___st from the school school of all. 2、We can do it all by___urs___lves. 3、P____rh____ps she is in the teacher's office now. 4、The young people are laughing and talking h___pp___ly. 5、The lod man no l___ng___r lives in the house.