yesterday evening my two friends came my apartment.at same time the teachers of my son came later.I were so busy .because two friends came at 6:00 ,I cooked for them,then teachers came.It is the first time the teachers visited,my Bell  was so excited.so we went downstairs to meet them.teachers came from another student;s home .after meeting they went to others time is so limited ,.my friends went back to their home by taxi. then we talk each other .math teacher talked to my Bell .I cooked soya-bean milk for them .