请在(50)处填写正确答案。

请在(50)处填写正确答案。A.He called Nazca “the largest astronomy book in the world” B.Seen

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She moves from one exotic location to another.

She moves from one exotic location to another.A.familiar B.similar C.proper D.un

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Paragraph 2______

Paragraph 2______ A.Bigger supermarkets offer lower prices B.Chain stores provid

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The expression "this form of life" in paragraph 5 refer to?

The expression "this form of life" in paragraph 5 refer to? A.Water-based life.

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Among the elements of noble gases Helium is the___.

Among the elements of noble gases Helium is the___. A.lightest B.reactive C.impo

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