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水村山（） 括号里填什么 试比较氢原子中电子与原子核的静电力和万有引力的大小 氢原子中电子与原子核之间的静电力和万有引力的大小 如果有两个原子核相互靠近,是万有引力大呢?还是斥力大? 自然数A除以13余7,自然数B除以13余7,已知A大于B,那么,A减B的差除以13,余数是多少 A加B的和除以13,自然数A除以13余7,自然数B除以13余7,已知A大于B,那么,A减B的差除以13,余数是多少 A加B的和除以13, 把一次函数y=x²+bx+c的图像向左平移2个单位长度,再向上平移3个单位长度.得到二次函数y=x²-8x+10的图像.求b,c的值. 已知函数f（x）=sin^2x+acosx+5a/8-3/2,a∈R,对于区间[0,π/2]上的任意一个x,都有f（x）≤1成立,求实数a的取值范围. 首字母填空(三题)马上1.“Reader ” is one of the most popular m____ ,l always buy it every month . 2. Our China is f____ for the long history . 3.The piece of music is very p____ with the students ,the all know how to sing it. -首字母填空1：There are many rainstorms and t___ in the southeastern areas of China2:The e__ on his face shows that he lost the game.3:The English newspaper is p___ every Friday.4:A man's life is often c___ to a candle .5:France is a E_____coun 求几道首字母填空的题The little girl said goodbye to us th a s___ on her face.Why don't we start a swimming c___ to help children learn swimming.Yesterday I took part in an English c____,but I didn't win. 这道题怎么做（首字母填空）And some animals can even t_______ the difference between Dutch and Japannese,scientists in Spain have discovered.They choso Dutch and Japanese because these languages are very different from each other in their 参加神马偏旁,并组词 卓字加偏旁组词 如图,己知点F是正方形ABCD的边CD的中点,BE⊥AF于E,点G,H在直线AF上,且AE=EG=GH.,连CG和CH,：则下列结论 tan∠ABE= ②∠CGH＝45 ③∠DEH＝45 ④∠GCH=60 其中正确的是（ ） A、①②③①B、①②④ C、① 已知函数f(x)=－2x3－3x2+12x+1在[m,1]上的最小值为－17,则m= 芳芳打算做一个火柴盒,内盒的长4厘米,宽3厘米,外盒长4厘米,宽8厘米,求体积和表面积是多少 根据首字母填空的题怎么做 首字母填空,18-27! 数学求sin cos的题目把sin 2A改成 sin (A＋A)证明sin 2A－2 sin A cos A 不锈钢SUS316的化学性质怎么样啊?rt 不锈钢sus316 用国标如何表示 抛物线y=x平方+bx+c图像向右平移2个单位再向下平移3个单位,所得的函数解析式为y=（x-1）^2-4,则b、c的值为 初一同底数幂的乘法 第1题计算题 求首字母填空题目初中的难度就可以了尽量多一点啊 八年级下英语课时测评答案哪里有 既要《课时测评练与测》八年级（下）的英语听力 sin,cos,tan,asin,acos,atan怎么用 讲下格式 fx为奇函数且f1=1/2,f（x+2）=fx+f2,求f5 三道简便计算, 手机的信号是什么原理产生的? 简单英语问题 根据首写字母填空the nurse is taking t（ ） for the kidthe baby has a（ ） for an hour 简单的英语首字母填空Mrs.Drake is almost 70 years old.She started a club.It was a (w ) club.There are now ten people in the club,and most of them are old peple (l ) herself.The people walk two miles every day.They walk very (q ) because that