－Hello, this is Mary speaking. Can I speak to Mr. Fox?

－I am sorry. He ________ Macao.

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－Mrs. Baker, all the students in our class say you are a good English teacher. Have you taught for a long time?

－In fact, I have only been an English teacher ________, I came to China in 1999.

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－Mr. Chen, you speak very good English. ________ have you learned it?

－About two years.

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I have something important to tell you so you must ________.

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He used to be afraid of the dark so he used to go to sleep ________ the light ________.

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In our city, it's ________ in July, but it is even ________ in August.

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The ________ now is that we have lots of ________ to ask.

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Look at that book on the desk. It ________ yours.

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He will return the book ________ three days or four.

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On my way home, I met an old friend of ________. We hadn't seen each other for a long time.

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