It's always difficult being in a foreign country, ________ if you don't speak the language.

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There is too much noise I can't ________ my attention on my work.

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We must strength our ________ on the western border.

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The news comes from a reliable ________.

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We don't permit ________ here.

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You can't get into the hall without a ________.

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All men are ________ equal.

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Edison ________ the electric light lamp.

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His wife was killed in an air ________.

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The people living in those apartments have free ________ to that swimming pool.

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