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两个全等的30°、60°角的3角坂ADE和3角坂ABC如图、E A C、3点在同一直线、接BD、取BD的中点M、判断▲EMC的形状,说明理由 山东枣庄能看到7.22日全食吗? 数学题中易证是要我们证还是已知条件啊 But this doesn't tell us there is no such thing as race.啥意思? There is no such good thing in this world .为什么不是a good thing?thing到底可不可数? As I know,there is __ car in this neighborhood. A.no such B.no a C. nor such D no such aAs I know,there is __ car in this neighborhood. A.no such B.no a C.nor such D.no such a请解释原因答案给的A 立体图形分类 长方体算哪类 把一个棱长为4分米的正方体削成一个最大的圆柱体,这个圆柱体的体积是( )立方分米 小明同学解方程6x²-x-1=0的简要步骤如下:6x²-x-1=0 could you please don't to do 还是could you please not to docould you please don't do 还是could you please not do could you please not do s__ stupid things again?填空, 几何体的概念 几何体是什么?求概念 高一数学空间几何体3个概念不清1.什么是空间几何体?（可以大概的来说就是柱体,台体,锥体?）2.平行投影中,与投影面平行的平面图形留下的影子会与这个平面图形全等吗?（如果斜投影呢?）3 数学必修二前面的几何体概念很多很杂?高考不会考这些概念吗?我到底应该掌握到什么程度?辅导书上出一些判定几何体的选择题,很是头疼.比如棱柱棱锥正棱锥的特征,觉得学不进去,硬着头皮 英语翻译The constitution is the plan for the laws of The United States我是翻译不出来 因为 这里的 plan 很费解 july 4 is the birthday of the United States of America翻译成汉语 Canada is south of the United States. 翻译翻译成汉语这个是 “加拿大在美国的南方”的意思还是“美国在加拿大的南方啊”。这是一个甄别题目！！谢谢 Canada is south of the United States. 翻译成汉语 would you like to do...和would/will you please do...的区别是什么?请将得通俗又简明.. 为什么would like to do...而would you please do?RT ——Would you please not shout at the door?—— I am sorry I ___ do it again.a、won’t b、 can’t c、 wouldn’t d、 needn’t 几何体是不是就是立体图形?我一直搞不懂几何体是不是就是立体图形.我将万分感谢. 谁帮我画出几何体的立体图形,对的话给赏! 初一上册期中生物复习提纲 等质量的有机物CxHy燃烧,耗氧量为什么是看y/x 化简（2-1）（2+1)(2^2+1)(2^4+1)······（2^16+1)+1=? 两年级数学题,谁会列算式阿.小朋友排队,第一队有26个小朋友,第二队有20个小朋友,后来又来了8个小朋友,怎样分,才能使两队的小朋友人数相等? Now,Bill,you really填啥a good thing.说明原因 It's really a good dinner,isn't it?A Yes,I'd like to go.B Yes,the food is just wonderful.C I'm glad to hear that.D It's very nice of you to say so. I had a really good weekend at my uncle's _______.A That's very kind of you .B oh,I'm glad to hear that .哪句能用来回答这句呢?我觉得两句都行啊,能帮我分别解释一下两个选项各个用在哪种情况吗? 通往广场的路不止一条课题的含义可以用文中的另一句话来解释通往广场的路不止一条课题的含义可以用文中的另一句话来解释: