【单选题】.– I like your house very much. --- Thank you, but this house is ________.
A.
badly in need of paint
B.
bad in need of painting
C.
badly in needing of paint
D.
badly in need of painting
【简答题】完形填空。 John lived with his mother in a very big house, and when she 1 , the house became too big 2 him, so he bought a 3 one in the next street. There was a very nice, old clock in his 4 house, and whe...
【判断题】有时候,人们因为不愿意跟当年父母的反应一样,所以不会在相似情境中做出同样的反应。
【单选题】判断下列语句,正确的个数有 ( ). 1 两条直线相交,若有一组邻补角相等,则这两条直线互相垂直; 2 从直线外一点到已知直线的垂线段,叫做这个点到 已知直线的距离; 3 从直线外一 点画已知直线的垂线,垂线的长度就是这个点到已知直线的距离; 4 画出已知直线外一点到已知直线的距离.
【简答题】在平面上,到直线的距离等于定长的点的轨迹是两条平行直线.类比在空间中: (1)到定直线的距离等于定长的点的轨迹是 ; (2)到已知平面相等的点的轨迹是 .
【单选题】The house was very quiet, ______ as it was on the side of a mountain.
【简答题】两组平行线围成一个长方形,o点在长方形的正中间(如图).如果o点到直线a距离是5厘米,到直线c距离是6厘米,这个长方形的周长是______厘米,面积是______平方厘米.
【单选题】下列命题错误的是( )
D.
点到直线的距离是直线外一点到这条直线的垂线段