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【单选题】
我国专利申请的原则是()A.
申请在先
B.
使用在先
C.
注册在先
D.
申请与使用二选一
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Guo Yue did quite ____ at the World Table tennis Championship, but Zhang Yining did even ____.
A.
better, well
B.
well, well
C.
well, better
D.
better, better
【简答题】维生素C能促进铁的吸收，这是食物()作用的体现。
【单选题】Guo Yue did quite at the World Table Tennis Championship (锦标赛) , but Zhang Yining did even .
A.
better, well
B.
good, better
C.
well, better
【单选题】Guo Yue did quite________at the World Table Tennis Championship(锦标赛),Zhang Yining did even_________.
A.
better; well
B.
well;well
C.
well;better
D.
better;better
【单选题】Guo Yue did quite _______ at the World Table Tennis Championship(锦标赛) ,but Zhang Yining did even ________.
A.
better; well
B.
well; well
C.
well; better
D.
better; better
【单选题】Guo Yue did quite _______ at the World Table Tennis Championship, but Zhang Yining did even ______.
A.
better, well
B.
well, well
C.
well, better
D.
better, better
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