There are ________ of my mother's photos on the wall.

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Your mother is ill. You can't leave her ________.

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They enjoyed ________ very much at the party.

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The old man is teaching ________ English.

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His bag fell off his bike. He stopped ________ it up.

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I found ________ on the table at that time.

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Han Mei ________ in this school since 2000．She knows every teacher here.

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The words on the blackboard are ________ small ________ I can't see them clearly.

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It is ________ important for us to learn English well.

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They planted ________ trees on the farm last year.

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