I don't think I can introduce you to the other guests, because I know ________ of them.

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Sarah has read lots of stories by American writers. Now she would like to read ________ stories by writers from ________ countries.

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He has blue pen and two red ________.

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________ of us are asked to make great decisions about nations going to war or armies going to battle. But all of you are called upon daily to make a great many personal decisions.

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It is impossible for so ________ workers to do so ________ work in a single day.

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－Which of these two ties will you take?

－I'll take ________, to give me a change sometimes.

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－Are the two answers correct?

－No. ________ correct.

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－I feel a bit hungry.

－Why don't you have ________ bread?

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Luckily, we'd brought a road map without ________ we would have lost our way.

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There's coffee and tea; you can have ________.

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