【简答题】请同学们写出两个具有轴对称性的汉字( )。
【简答题】according to the statement " • If you feel painand scratchiness in your throat and have difficulty swallowing, you probablyhave a sore throat. " what are the symptons of having a sorethroat?A. have d...
【简答题】如图,已知∠1=∠2, ∠3=∠4。试说明AC=AD成立的理由。 请同学们完成下列填空. 解:∵ ∠3=∠4( 已知 ) ∴ ∠ABC=∠ABD( ) 在△ABC和△ABD中, ∠1=∠2( 已知 ), ( ), ∠ABC=∠ABD, ∴△ABC≌△DEF( ), ∴AC=AB( ).
【单选题】由政府或金融管理部门或者中央银行确定的利率是
【单选题】已知正方体【图片】的棱长为1,点【图片】是平面【图片】内的动点,若点P到直线【图片】的距离等于点【图片】到直线【图片】的距离,则动点【图片】的轨迹所在的曲线是( )
【简答题】请同学们写出两个具有轴对称性的汉字______.
【多选题】according to the statement " • If you feel pain and scratchiness in your throat and have difficulty swallowing, you probably have a sore throat. " what are the symptons of having a sore throat?
A.
have difficulty swallowing
B.
feel pain in your throat
C.
feel scratchiness in your throat
D.
feel sorrow and depressed