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_______ is a large area of land that has very little water and very few plants growing on it.

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A(n) _______ is a large hole in the side of a hill or under the ground.

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_______ it’s getting dark, we should bring a flashlight.

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The cave is very dark, so you should bring the _______ with you.

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Where would you like to live, on a mountain _______ on an island?

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Tom _______ eat so many lollipops. It’s bad for his teeth.

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Mount Everest is the highest mountain _______ the world.

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You _______ study harder. You _______ get good grades if you keep studying like that.