• 2021-04-14
    The survival of civilization as we know it is ________ threat.
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      We love peace, yet we are not the kind of people to yield ____ any military threat. A: up B: to C: in D: at

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      We will not find megalodon, but we might find the key ___ our survival on Earth. A: for B: of C: in D: to

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      If we describe people or their behavior as _______ , we mean that they are polite and reasonable. A: civilized B: civilization C: civil D: Civilian

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      From time to time we must look up words (). A: the meanings of those we do not know B: whose meanings we are not familiar C: that we do not know their meanings D: whose meanings we do not know

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      13.We love peace, yet we are not the kind of people to yield ________ any military threat. A: up B: to C: in D: at