The teacher ________ in charge of a class ________ a class teacher.

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I'm sure you all know ________.

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Neither you nor Tim ________ well.

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The teacher gave us ________ on how to learn maths well.

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Please give me ________ paper bag.

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I don't feel like ________ such a long trip. I'd like ________ with my mother at home.

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Would you please pass me that pair of glasses? I ________ see the words clearly.

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You'd better ________ too many sweets. They are harmful to your health.

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Mr. Black ________ to the U.S.A. on business last month. He will be back in two weeks.

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The doctor spent about three hours ________ the patient.

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