One report concludes that many schools do not have, or likely to have, enough computers to use them effectively.
or
nor
or are
nor are they
nor are not
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B, likely 的be 动词没补出 D, they-them代词指代不一致——非决定性错误 选B
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B, likely 的be 动词没补出
D, they-them代词指代不一致——非决定性错误
选B
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