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90% of the time, speakers of English use just 7,500 words in speech and writing. These words appear in red, and are graded with stars. One-star words are frequent, two-star words are more frequent, and three-star words are the most frequent.
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The Middle Eastern countries produce most of the world's oil.
We need to do more to reduce our dependence on foreign oil.
Heat can be provided by oil, gas, or electricity.
North Sea oil
A large tanker can carry several million tons of crude oil.
I prefer to work in oils.
This is the British English definition of oil. View American English definition of oil.
getting smaller, weaker, or less important
… to reveal a small part of your intentions in order to attract support, without actually committing yourself to doing anythingadd a word
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