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【简答题】
Fill in the blanks with the proper words or expressions given below, changing the form if necessary. 1) After the military training, the students became more ____________. 2) My headache must have been caused by my bad ____________. I often stay up too late. 3) Most of us take our family and friendship as our ____________ possessions. 4) She was born ____________, and has been suffering from poor health all the time. 5) He told us that this hot spring's ____________ effect on health is __________. 6) The animals in this zoo look ____________. They are not treated lovingly. 7) The mixture is allowed to ____________ for approximately 3 minutes. 8) The meeting was ____________ to begin at eight o'clock. But only a few appeared on time. 9) Natural disasters further raised people's ____________ of environmental protection. 10) Is AIDS still regarded as a ____________ disease? 11) I finished all the difficult reading materials in 5 hours and felt quite ________. 12) He blamed me so ____________ that I felt hurt and angry.
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参考答案:
举一反三
【单选题】如图所示,在平面直角坐标系中,菱形ABCD的顶点A、B的坐标分别是 (0,0),(2,0),∠α=60°,则顶点C在第一象限的坐标是(  )
A.
(2,2)
B.
(3, 3 )
C.
(3,2)
D.
( 3 +1 , 3 )
【判断题】互联网+”计划的目的在于充分发挥互联网的优势,将互联网与传统产业深入融合,以产业升级提升经济生产力,最后实现企业效益的增加。
A.
正确
B.
错误
【简答题】菱形 在平面直角坐标系中的位置如图所示,∠ , 则点 的坐标为 _____________ .
【简答题】菱形OCAB在平面直角坐标系中的位置如图所示,点O的坐标是(0,0),点A在y轴的正半轴上,点P是菱形对角线的交点,点C坐标是( ,3)若把菱形OCAB绕点A逆时针旋转90°,则点P的对应点P′的坐标是(    )。
【单选题】(2011湖南衡阳,8,3分)如图所示,在平面直角坐标系中,菱形 MNPO 的顶点 P 坐标是(3,4),则顶点 M 、 N 的坐标分别是(     )
A.
M (5,0), N (8,4)
B.
M (4,0), N (8,4)
C.
M (5,0), N (7,4)
D.
M (4,0), N (7,4)
【单选题】图片中箭头指向是( )
A.
幅值设定
B.
频率设定
C.
衰减设定
D.
初相位设定
【单选题】如图所示,在平面直角坐标系中,菱形 MNPO 的顶点 P 的坐标是( 3 , 4 ),则顶点 M , N 的坐标分别是( )
A.
M ( 5 , 0 ), N ( 8 , 4〕
B.
M ( 4 , 0 ), N ( 8 , 4 )
C.
M ( 5 , 0 ), N ( 7 , 4 )
D.
M ( 4 , 0 ), N ( 7 , 4 )
【简答题】菱形 在平面直角坐标系中的位置如图13所示, ,则点 的坐标为_____________.
【简答题】菱形OABC在平面直角坐标系中的位置如图所示, ∠AOC=45°,OC= ,则点B的坐标为(         )。
【单选题】图片中箭头所指示的是(    )
A.
纵向水平杆
B.
立杆
C.
栏杆
D.
横向水平杆
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