阅读下面短文，掌握其大意，然后从方框中选出能填入文中空白处的最合适的单词，并将该单词的标号 (A、B、C、D、E…) 填写在答题卡对应题号的横线上。

A. countries  B. invented C. began D. one E. after F. as G. carry H. speak I. only J. few  K. first L. held  M. heard N. listen

The word "Hello" maybe used more often than any other word in the English language. Everyone in the USA and other   小题1:  uses this word again and again every day..
The American inventor Thomas Edison is believed to be the   小题2:  person to use "Hello" on the telephone soon   小题3:  the world's first telephone was   小题4:  .
At first people   小题5:   their words on the telephone with "Are you there?" They were not sure if a telephone could really   小题6:  voices.
Edison was a man of  小题7:  words. He wanted to save time. The first time he picked up the phone, he was very busy. He trusted the telephone   小题8:  he invented it himself. He was sure someone was there and   小题9:  said "Hello".
From then on, "Hello" is often  小题10:  when you pick up the telephone.