Englishfor English speakers
undertake
Verb
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If you undertake something, you take responsibility for doing it and you start to do it.
He is in charge of this project and has undertaken this work largely single-handed since July.
After a common two years, some students undertake industrial or professional placement in their third year.
Britain has apparently undertaken to review its own aid to Vietnam.
the
Determiner
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Used, instead of a, to reference something specific, already known to exist.
Compare "I read a book." and "I read the book."
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Used with a stress, to show that the word following is special.
Are you the John Smith that I went to school with?
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Used with an adjective that acts like a noun to mean all of the people concerned
The poor are always with us.
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Used with superlatives forms of adjectives and adverbs.
You are the best.
sale
Noun
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A sale is the act of selling something.
Proceeds from the sale of the art went to the local school.
The sale of guns in Canada is tightly controlled.
Travel agents don't make money until they make a sale.
The president said the company is not for sale.
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Sales is the number or value of things sold.
The stronger economy has boosted auto sales by $650 million over last year.
Retail sales have fallen for two months in a row.
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Sales is the part of a company or industry that tries to get people to buy more.
She's now Seattle's director of marketing and sales.
I'm not the kind of person who can be successful in sales.
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A sale is a time when prices are lower than usual.
The computer store is having a sale: 50% off everything.
Milk is on sale for a dollar a litre.