The boy is too young ________ the army.

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Sometimes working in the shop is ________.

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－Who are in the room?

－________.

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________ it is to go camping in the mountains!

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________ was your summer vacation?

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Let's go ________ in the river.

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They spent five days in the wind and snow, ________.

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________ the street you'll find the hospital.

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She's taller than ________ in her class.

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－Remember this, children. ________ careful you are, ________ mistake you will make.

－We know, Miss Gao.

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