关于贝壳的说说

请高手写文章：moving to a new country250个字 A TRIP TO the COUNTRY Marie _____a restless person. she kept moving from country to countryA must be B must have been 答案为B 我只知道must have been用表示对过去的推测 怎么这句陈述的话也用呢A为什么不能用呢 求解释谢谢 他会拉二胡he can play erhu 还是 he can play the erhu 权威的 play the erhu 还是play erhu play erhu和play the erhu,应该选哪个 你会拉二胡吗?Can you play Erhu? what kind of person is jerry zhangis he funny? What kind of person is noble boys and girls等于什么 智力填空 While the other boys and girls were playing on teh playground,she alone remained in the classroom reading.请问这里为什么不能用as,而用While呢? let's ()the boys playing soccer.填空 why didn't you go to the movie yesterday?because i(had )seen it before.为什么不能用have Why didn't you go to the movie yesterday?Because I--before.A.Had seen B.have seen C.would seen选哪个呢,是现在完成时还是用过去完成时呢 天坛用英文怎么说 what kind of dog would a person bite what kind of person are you如标题,还是wot kind of person u r what kind of person you are give reason 编对话20句左右 The good news will ---.A.make you happy B.make you happily C.make you be happy The good news make us____(feel) very happyfeel是不是不用改动..直接抄下去..This is ______(Gina) computer mine is over there 又怎么改. the good news make everyone happy.此处make加s love many girls equal don't love American boys and girls love to watch American boys and girls love to watch television.Some children spend six hours a day in school and four to six hours a day in front of the television set.Some even watch television for eight hours or more on Satu Why didn't you go to the movie yesterday?回答是Because I 什么it before. 上面的重复一句.A lot of boys and girls in America are wearing the same clothes,and many of them have long hair,so it is often difficult to tell whether they are boys or girls.One day an old man went for a walk in a park in Washington,and when 英语翻译 在△ABC中,令t=[cos²A/(1+cosA)]+[cos²B/(1+cosB)]+[cos²C/(1+cosC)],求t的最小值.看不懂题目的见图 the good news made all of them very A是happy B是happily 一,判断命题真假（假的举个反例,真的说说什么,（1234都是假的,56是真的）1.两直线平行,斜率相等.2.y=2x（x∈N）的图像是一些孤立的点.3.平行直线平行投影重合.4.ac=bc是a=b的充分条件.5.任意锐 急!难题!高中数学!给个过程!已知空间两个向量a.b的模均为1,他们夹角为60度. 1、计算|a+b| 2若(a+^b)垂直于(3a-b)求实数^的值 The boys______playing baseball very much.A.are B.can C.like 理由是什么 The news makes him happy还是The news make him happyrt