题目内容

Encryption should be used when a secret message is ____online.

查看答案

搜索结果不匹配？点我反馈

更多问题

During the Cold War years of the last century, China made ____achievements in developing nuclear weapons.

Anyone who wants to complain about unfair treatment must ____a written report to the committee.

When you visit a new place, try to talk to people and taste food for a better understanding of the culture.

The word “Nazi” is____to come from the first letters of German words for Hitler’s National Socialist German Workers’ Party, but it may not be true.