五色旗

4909—the abstract is a summary of what the experiment is all about.4164 （达人） 想问：1—is all4909—the abstract is a summary of what the experiment is all about.4164 （达人）想问：1—is all about：2—关于what的所字结构 长城—为中华留下巍峨丰碑；给世界增添壮丽奇观的含义 the main experiment is actually a series of complex lab process,each taking several days to perform.为什么complex lab process有错 物理关于交流电的基础问题····求解释..谢谢交流电的峰值为5A,求一个周期内的电流有效值（主要是过程） 现在的初中物理学习资料上,普遍认为桥墩是不受浮力的,我也知道不受浮力的原因,但阿基米德原理说的很清楚“浸液体中的物体受到向上的浮力.”大家有什么样的看法,阿基米德错了吗?有人 回答下列连词成句：1.back,seat,your,go,to,please (,.) 2.begin,shall,our,we,class ) 各题 WE WILL CARRY ON FOR ANOTHER SIX MONTHS 有没有语法错误指的是 我们会继续另外的6个月 这种意思 you memory will carry on是那首歌里的 How many times ___you ___(go) to the Great Wall我认为是did go it's nearly ten o'clock and father ___ walk in at any momentA.is possible to B.is maybe to C.is likely to D.is able to那A为什么不行 选择求答案并解释. I know a very good boy ___luke. (A 、name's B、 name C、 is D 、called)It's __ten thirty. The train is ___leaving.(A nearly ; nearly B near;near C nearly ,near D near,nearly) I'M EXCTLY WHERE I'M SUPPOSED TO BE now where am i supposed to change I`m not where I need to be.but thank god.I`m not where I used to Here is some information,为什么不用are用is? The passage of any particular period of time will not extinguish the need to请给予翻译 It is said that the spoken test will make u___ 20% of the final exam(填空） We have already visited the Great Wall three times.already要变成yet还是直接去掉? the boy and the girl ________(have,has) a dog .填哪一个?为什么? 求教~The boy and the girl和the boy and girl的区别~啊,哈哈哈~~内个初学就是很纠结~ 是一首很热情的 舞曲 女娼的 好像是 有一句是这样唱的all the boy and the girl 请问 那位知道这首歌名? 哲学跟历史的考研哪个好考些, What's wrong ________ your car?怎么填 Diana Vickers的 Four Leaf Clover (Acoustic Version)的链接 they finished their homework改成一般疑问句,还有she usually goes to school by bus.they had some drink two hours ago. He bought [a blue] shirt yesterday(对划线部分提问) 怎样让橡胶表面具有反光性珠光粉试过，好像效果不怎么样，就是在橡胶混炼中加什么材料才能让橡胶反光呢？ in 与 with +衣服的用法 可以理解为 in the black T-shirt / with black T-shirt 这是什么石头 外表有类似金属的反光 在有丹霞地貌的红色沙土附近捡的看起来就是金属 反正会反光中间掺杂着一些 黄褐色跟红色的泥土 red makes people hungry and eat faster,____,many fast food restaurants have red furniture or walls1.so 2.therefore 3.however 4.but in a black shirt和in black shirt有什么区别 I have a brother and he is 8 years old 的同义句