Englishfor English speakers
pledge
Noun
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If you made a pledge that means you made promise that you will do something.
I made a pledge that I would go with him, so I can't back out now.
pledge
Verb
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To make a pledge is to make a serious promise or commitment to someone.
I pledged that I would follow him, no matter where he went.
of
Preposition
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Made using.
It is a house of cards.
security
Noun
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Security is safety.
Traditionally, Japanese workers have had good job security. In fact, they usually had a job for life.
Since the attack, many Americans have lost their feeling of security.
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Security is the people and things that keep you safe.
After the bombing, the airport increased security.
If you see a problem, please call security.