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Scientifically-minded people generally believe in cause-and-effect relationships ________ they feel there is a perfect natural explanation for most things. 

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________, he began to make friends more easily

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We thanked the hosts for their generous ________ and got under way.

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Of the two landscapes that you have shown me, this one is ________.

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Laboratory tests carried ________ by three independent teams of experts have given similar results

Mark the letter A, B, C, or D on your answer sheet to indicate the word that differs from the other three in the position of primary stress in each of the following questions

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It was an act of considerable bravery, way beyond the call of duty, and we will forever be in his ________. 

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When his boss dismissed him from his jab, he ________ there for 10 years.