◎ 题干
Mary had to wok at evenings and weekends. Only in this way _____ able to complete the report
by the deadline.
[     ]
A. was she
B. she was
C. had she been
D. she had been
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“Mary had to wok at evenings and weekends. Only in this way _____ able to complete the reportby the deadline.[ ]A. was sheB. she wasC. had she beenD. she ha…”主要考查了你对  【一般过去时】【部分倒装】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。