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【判断题】
采用弹簧垫圈防松属于摩擦力防。A.
正确
B.
错误
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【单选题】为增强全社会的宪法意识、弘扬宪法精神 , 加强宪法实施 , 全面推进依法治国 , 第十二届全国人民代表大会常务委员会第十一次会议决定 , 将( )设立为国家 " 宪法日 " 。
A.
12 月 1 日
B.
11 月1日
C.
11 月 4 日
D.
12 月 4 日
【单选题】While he was seeking for ways to improve the telescope, Newton made _____ discovery which completely changed _____ man's understanding of colour. [ ]
A.
a; the
B.
the; a
C.
a; /
D.
/; the
【单选题】While he was investigating ways to improve the telescope, Newton made discovery which completely changed man's understanding of color. [ ]
A.
a; /
B.
a; the
C.
/; the
D.
the; a
【简答题】A．She can't afford to play for four hours a day. B．She finds it easy to improve her English. C．She is rejecting the man's advice. D．She will spare no efforts to improve her English.
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