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如何孵珍珠鸟家里有个珍珠鸟蛋,同学送的 珍珠鸟 孵多久 珍珠鸟孵化时该注意什么? 根据首字母填空（2道）She broke the r_____ for long-distance-swimming.Do you know the saying ,"Practise makes p__________?" 2道首字母填空1.There are lots of c____ buying things in this supermarket at the weekends.2.I don't know how to s_____ on the NET .can you show me? 首字母填空（2道）Who is c_______ of the Wild Animals Club.You can d___ information from the internet. 首字母填空 要快. 今晚快Lana is my sister. she is three years y-----than me. We are in the same school but not in the same g----.Last night,Lana and l talked for a long time.She told me she was anxious these days,because in about seven days, 初二首字母填空 答的好另有追分 今天就要 There was once a man called Mr.Flowers,and flowers were his only joy in life.He spent all his spare time in one of his four glass-houses and grew flowers of every kind with l_1_ and difficult n 女人有时间观念么如题 我总是生病 有时候没生病也总是想着会不会生病 妈妈就跟我说你要想着自已要好起来才会好起来 这是真的吗 信念真的这么重要吗 “你还要ㄍ一ㄥ多久你到底挑什么” 中的 群挑是什么意思 Mr.Jeff liked s____very much but he was n____good at it.A month ago some of his friends visited him in his house and saw a new target which Jeff had put s_____days before in his garden.His friends went n_____and looked at his beautiful target,there w “喊你捞个扁挑跟到切”是什么意思 挑灸是什么意思 若函数f（x）对任意x属于R满足f(x)f(x+4)=1 ,则8是函数的一个周期 对吗? 函数f(x)的最小正周期为8,且等式f(4+x)=f(4-x)对一切实数都成立A奇函数,非偶函数 B偶函数,非奇函数 C既是奇函数也是偶函数 D非奇非偶函数 已知函数f(x)的最小正周期是8,且f(4+x)=f(4-x)对一切实数x成立,求f(x) （1）求函数f（x）的最小正周期 （2）求函数f（x）在[-2π,2π]的单调递增区间 不要直接给个答案的那种 看不懂!包括怎么将函数化成正弦型函数的过程!f（x)=sinx/2+根号3cosx/2,x属于R 已知函数f（x）=√2cos（2x-π/4）,x∈R,求函数f（x）的最小正周期和单调递增区间1）求函数f（x）的最小正周期和单调递增区间 求函数f（x）的最小正周期及单调递增区间 第一和三题!要算式 第1题式子的最终结果是? 英语翻译求鬼泣4开场曲的翻译,建议先去了解一下剧情或者先去试着玩儿一下才能翻译的准,看的不是很懂,恶魔是指谁啊；这里的你是尼禄吗? out of darkness寻歌词希望能有翻译. 磁体相斥是相互作用力么具体 Ben alawys goes to work at 8o'clock.(改为一般疑问句）He has been to Beijing for 3 times.(一般疑问句）Jerry sometimes dose his homework in the library.(一般疑问句） 求算式及方法 生料立磨开启中紧急停机会产生什么后果 莫斯科大学磁物理系教研室 发明的弹性磁体有什么特性,》有具体的形变速度和形变是的张力数据么 另外需要多强的磁场才能使其变形？ 刺美见事 的含义, 这种钢板叫什么就是上面有四个洞,用来固定螺栓的