Most scientists seem to agree that ____certain limit should be set on ______consumption of cars to ease air pollution.

Most scientists seem to agree that ____certain limit should be set on ______consumption of cars to ease air pollution.

#8392

a；the

/；the

the；/

the；the

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—Do you remember _______ vase I gave you as a birthday gift last year?—Yes, I fell in love with it at _______ first sight.

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a; the

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Have you read       today’s news? The priceof       houses has slightly gone down.

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