With the development of science and technology，more and more （机器人）are used in factories．
There are three months in spring，including March，April and （五月）．
Everest is a natural （奇迹）．Many people expect to explore it．
Sue always has great （勇气）to face difficulties and that's why we all respect her．
To my surprise，the 3﹣year﹣old boy can spell all those words （正确地）．