Here are some tips for you to avoid ________when traveling．

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He knows the city quite well, so ________for him to find a guide．

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The new hospital is ________in our area．

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________ into Sunny, tell her she owes me a letter．

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In 1965, a new Voting Rights Bill became law, ________all black people had the rights to vote from then on．

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Some experts demanded that children and teachers ________more time for sleep and entertainment．

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Black people ask to be treated equal ________white people in all ways．

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What surprised me most was not what he said but ________he said it．

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________ an owl's ears are widely separated, there is usually a slight difference in the time it takes to reach each ear．

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The nutrients in ________ falls into the ocean will quickly become available for other living creatures．

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