有“吸收表皮”之称的是( )。A.根的表皮B.茎的表皮C.叶的表皮D.花的表皮

有“吸收表皮”之称的是( )。A.根的表皮B.茎的表皮C.叶的表皮D.花的表皮

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1. 若某品牌广告在某节目中投放了100万广告费,获得了20个毛评点,请计算每收视点成本。

1. 若某品牌广告在某节目中投放了100万广告费,获得了20个毛评点,请计算每收视点成本。

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15. We had only two weeks to tour Malaysia, which

15. We had only two weeks to tour Malaysia, which was hardly enough to ______ th

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