词汇运用  (本大题共8小题，每小题1分，共8分)
(A) 根据句意和汉语注释，写出所给单词的正确形式。
So far we have ________ (提交) a great deal of advice which may help create a  comfortable feeling.
Thomas Edison made the first recording of a human voice on his ________ (发明) in 1877.
He dreamed that the Olympics would make it possible for people all over the world to live  ________ (和平地).
Concerned about the student, the teacher called his parents to find out why he was often  ________ (缺席的) from class.