They know that studies show lightning and snakebites threaten people more than shark attacks.

VOA: special.2009.06.16

I was one of those kids, and I remember rather vividly walking through the hall way of my high school having people split me, call me names, threaten to beat me up.

我还清楚地记得有这么一个孩子,穿过我所在的高中的大厅,让周围的人朝我吐痰，骂脏话，威胁着要把我狠狠打一顿。

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Also,some people may find that manufactured cells threaten their belief that only God should create life.

VOA: special.2010.07.20

For some people, policies about stem-cell research, same-sex marriage and abortion rights threaten religious beliefs.

VOA: special.2009.05.22

The oil sheen may threaten the entire fishing season for hundreds of people in the gulf.

VOA: standard.2010.05.06

"The Brazilian government is gravely concerned that the same people who perpetrated the coup d'etat might threaten the inviolability of the embassy to forcibly arrest President Zelaya,".

VOA: standard.2009.09.25

They threaten the common security of all nations. A nuclear weapon in the hands of terrorists is a danger to people everywhere, from Moscow to New York to South Asia."

VOA: standard.2010.04.11