名luck
反unlukily
形lucky
猜你喜欢
- 1how about play soccer tomorrow同意句
- 2从加城到乙城,货车要行6小时,客车要行5小时,客车的速度比货车的速度快()%
- 3描写人物品德高尚的词语
- 4已知函数f(x)=x2+px+q,当x=1时,f(x)有最小值4,则p=_,q=_.
- 5英语从括号内选择适当的词填空,使句子完整、通顺
- 6下列说法正确的是(NA是阿伏伽德罗常数)A.H2O的摩尔质量为18 B.1molH2O中含量有8mol电子
- 7She has lived in Shanghai for 5years.与 She lived in Shanghai for 5years.的区别.感激不尽
- 8设椭圆C与双曲线D有共同的焦点F1(-4,0),F2(4,0),并且椭圆的长轴长是双曲线实轴的长的2倍,试求椭圆C与双曲线D交点的轨迹方程.
- 9How many country speak English?And how many people speak English?What about chinese?
- 10如图,在直角三角形ABC中,AB=AC,角A =90°,BC=45,四边形DEFG是内接矩形 ,且DG:DE=5:2 则DE=?EF=?