This is a new kind of machine parts are all made by ourselves. A. which B. that ——青夏教育精英家教网—

摘要： This is a new kind of machine parts are all made by ourselves. A. which B. that C. those D. whose

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This is a new kind of machine______ parts are all made by ourselves.

　 A. which　 B. that　 C. those　 D. whose

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