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CET-6词汇语法模拟题集（8）免费下载，
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[A] certified[B] secured
[C] declared [D] confined
2. This oil is ____ from the seeds of several valuable plants, so it is very nourishing.
[A] restored [B] refined
[C] manufactured [D] extracted
3. When I came int
CET-6词汇语法模拟题集（8）
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