One report concludes that many schools do not have, or likely to have, enough computers to use them effectively.
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nor
or are
nor are they
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concludes that 后平行两部分 many schools do not have 和 nor are they likely to have 因为前半部分的平行有主谓，所以画线部分也必须有 nor否定词提前，用部分到装
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concludes that 后平行两部分 many schools do not have 和 nor are they likely to have
因为前半部分的平行有主谓，所以画线部分也必须有
nor否定词提前，用部分到装
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