The boy was no longer at school, ________?

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There must be ________ with his ears.

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I have ________ the bike for twenty minutes.

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The old man made his son ________ him a book.

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Let us go to visit the farthest island, ________?

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We'd better ________ in that river.

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We often hear Lucy ________ in the next room.

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If Jack can't come, I will come ________.

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－________ do I have to take the medicine? －Twice a day.

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Ann ________ stay at home and clean her bedroom yesterday.

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