A person's calorie requirements vary ____________ his life.

A person's calorie requirements vary ____________ his life.A.across B.throughout

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The house was very quiet, _______ as it was on the side of a

The house was very quiet, _______ as it was on the side of a mountain.A.isolated

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Man: Peter was a great guy. He was drowned while rescuing a

Man: Peter was a great guy. He was drowned while rescuing a child from icy water

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We learn from the passage that ___.

We learn from the passage that ___.A.one doesn’t need to take any medicine if he

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The word “slump” in the last sentence means ______.

The word “slump” in the last sentence means ______.A.depression B.growth C.succe

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