一平面简谐波沿x轴正方向传播，

she doesn't go 9 0(shop) in the evening. 问题来了1.My father doesn't go out in the evening 同义句2.She does her homework in the evening否 PA=PC=√3PB,AB是⊙O的直径,⊙O经过P,试证明PC是⊙O的切线图片的地址： Some stones are on top of others .【汉译】 “康乾盛世”是指（ ）A、1661—1722年B、1661—1722年和1735—1795年C、1661—1795年D、整个清朝前期 Jim lives in a house ____ window is redwhere that which whose 直线l经点P（3,2）,且与xy轴的正半轴交于AB两点,求AOB的最小面积 直线L经过点P（3,2）且与Xy轴的正半轴分别交于AB两点,三角形OAB的面积为十二求直线L的方程 I like the big house( )roof is red.A.which B.whose C.that D.whom我知道选C,可不可以讲一下本题解析, he lives in a house,whose door opens to the north.中的whose可以用of which代替吗? 我国数学家刘徽推导梯形面积公式 step into the void Please step out of the internet cafe and c6e back into the real world（求翻译） Step into the Stage 歌词 已知多项式ax的三次方+bx的三次方+cx+7,当x=4时,该多项式的值是72,则当x=-4时,它的值是 be of great help to造句 把含有生长素的琼脂快放在去顶的胚芽鞘上中间,用单侧光照射,会完向光生长吗,为什么 我十三岁了怎么写如题 Have you taken your holidays yet?这句话怎么译? have you taken your holiday yet?这句话的语态动词对吗? 英语翻译If your struggles with debt have taken a toll on your credit score,you may have been intrigued by ads from companies promising that they can fix your credit and increase your score.They don't tell you how they'll do it.They also don't tel 康乾盛世是什么时期 重庆出版社六年级寒假生活39业第三大题答案第三大题根据课文内容填空.1.羊群{ }上了小丘,{ }又下来,走到那里{ }绣上了{ }.那些小丘的线条是{ },就像只用{ },不用{ }的中国画那样,到处{ },轻轻 All king of activites.的意思 lord of lords,king of kings是什么意思?是麦蒂身上的纹身吗 King of the wind field of God White House前用加the吗? Put these clothes on the table请问高手,后面的介词短语不是为什么不是后置定语,怎么分析,越详细越好, 下列命题正确的是 A 两个平面可以只有一个交点 B 一条直线与一个平面最多有一个公共点C 两个平面有一个公共点,则它们相交于过这个公共点的直线D 两个平面有三个公共点,它们一定重合 y=sinx/x的单调区间 如果两个平面有两个公共交点,那么这两个平面还有且仅有一条公共直线吗? The minute I sat dowm in front of the TV,my mom came over.The minute怎么理解?