Englishfor English speakers
air
Noun
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Air is a mixture of gases. It has no color or odor (smell)
We breathe air to live.
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You put on airs when you act arrogantly.
The woman put on the airs in front of her friends.
air
Verb
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If you air something, you broadcast it, either over the radio, or on television.
Hurry! You'll miss the story about homeless children that is about to air on the local news!
course
Noun
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In school, a course is a class in a specific subject.
The science course was very difficult.
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A course is the path that something follows in space or in time.
During the course of the evening, things went from bad to worse.
The economy grew quickly over the course of the next few years.
In the course of testing the drug, they found new uses for it.
One teacher can completely change the course of your life.
We'll have to let the disease take its course.
It is important that we decide now on the future course for the company.
The wind kept blowing the boat off course.
The course of the river has changed over time.
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For a meal, a course is one part of a meal such as dessert.
We usually do not eat a meal with nine courses.
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Some games are played on a course.
The game of golf is played on a golf course.
course
Verb
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If something courses, it runs or flows through something.
Blood courses through the veins and arteries in our bodies.
The oil coursed through the engine.