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【单选题】
我国自主研发的【北斗】快速辅助定位系统,填补了我国移动通信领域卫星导航辅助定位服务技术的空白。下列人类活动中,主要采用该技术是
A.
粮食产量估算
B.
城市降水变化趋势预测
C.
公交车位置实时预报
D.
洪涝灾情监测
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举一反三
【单选题】My grandfather _____ stay _____ home and watch TV.
A.
like, at    
B.
likes, in    
C.
likes to, at
【单选题】若 ,已知直线 ,直线 ,则直线 的位置关系是()
A.
平行
B.
相交且垂直
C.
相交但不垂直
D.
与 取值无关
【单选题】第一架装备涡轮喷气发动机的飞机,是 ____ 国 ____ 年成功试飞的 He-178 。
A.
德国 1949
B.
德国 1939
C.
英国 1949
D.
美国 1939
【单选题】My grandfather, who the World War Two, likes to talk to us about his experience.
A.
went through
B.
got through
C.
went out from
D.
came out of
【单选题】My grandfather _____ stay _____ home and watch TV. [     ]
A.
like, at
B.
like, in
C.
likes to, at
D.
likes to, in
【简答题】肌腱袖由哪些肌的肌腱构成?有何作用和临床联系?
【单选题】My grandfather _____ stay ______  home and watch TV. [     ]
A.
like; at
B.
like, in
C.
likes to, at
【单选题】My grandfather has ____________ old bike, but he likes ____________ bike very much. [     ]
A.
a, the
B.
an, the
C.
the, the
【单选题】Poppy likes ______ mice and she ______ my grandfather. [     ]
A.
chases; belong to
B.
chasing; is
C.
chasing; belongs to
D.
chases; is
【简答题】( )是用来观察与测量电压、电流波形的一种电子仪器.
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