三违行为管理制度

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my last vacation is pretty good改错 the girl took a vacation with her family in Qingdao last weektook那里是用took还是takes My family had a photo taken last week.句子的结构是怎样的? last week i went to haiwaii with my family 全文翻译 生活垃圾焚烧后重金属有效治理方法一般垃圾焚烧后的重金属是怎么治理的,除去焚烧发,其他的用什么方法比较好点? Mother’s Day is a holiday for mothers.It is celebrated in the USA ,England and some otherMother’s Day is a holiday for mothers.It is celebrated in the USA ,England and some other countries.In a short time,it becomes a festival in many other count 重金属超高有什么办法可以解决? 【重金属】用了一些不太好的化妆品,怀疑有重金属,我该用什么方式清楚呢? I'm sick and tired of this silly Told me not to play silly games, specifically the feelings of the game! !这是什么意思 silly的意思 silly silly de I helped my mother clean the room yesterday.还是I helped my mother cleaned the room yesterdayhelped后面的clean应该不用加ed了吧 I helped my mother cleaned the room yesterday.这句型对吗? 改错.my mother cleaned the room next week.读下面的句子,找出句子中的错误,并改正.my mother cleaned the room next week.()did you bought any books yesterday?() no ,I don’t.I go to the cinema yesterday.()3.wh 我妈妈一上午都在打扫房间.my mother cleaned the room--- ---后面是两个空 I helped my mother tidy the room .I am t( ).应该填什么? 已知有机化学中将只含有C、H元素的化合物称为烃.其中甲烷的分子式为CH4,乙烷的分了式为C2H6,丙烷的分子 丙烷分C3H8子中既有极性键也有非极性键,正确吗 (all of our classmates) were in the park last Saterday.(对括号部分提问) (All of our ciassmates) were in the park last Sunday.就括号部分提问 这道题怎末做 a photo of my family This is a photo of my family.It was taken in the Ocean Park by a tourist last翻译后的汉语 a photo of my familyThis is a photo of my family.It was taken in the Ocean Park by a tourist last year.Look!People who is in the pict It's a Picture of a nature park,翻译成中文? 求800有色杠杆基金倍数?谁能帮我算一下800有色基金倍数? ca(oh)2为什么不读二氢氧化钙?还有类似的好多,我都不懂唉,如何才能记好那些化学根阿? Ca(OH)2氢氧化钙的成本高不高? 为什么Ca(OH)2和CaOH都叫氢氧化钙 已知C-C可以绕键轴旋转,结构简式为下图烃,下列说法正确的是 A 分子中至少有4个碳原子处于同一直线上已知C-C可以绕键轴旋转,结构简式为下图烃,下列说法正确的是 A 分子中至少有4个碳原子 已知C-C可以绕键轴旋转,结构简式为下图烃分子中至少有11个C原子共面. 是这个图 已知C-C键可绕键轴自由旋转,结构简式为(如图)的分子中至少有几个碳原子在同一平面上?两个苯环呈45度角,那不就只有8个 How many students went to the movie yesterday?A.No one B.No C.Neither D.None如何区别这四个选项?回答是 ( they had to have a rest 已知C-C键可绕键轴自由旋转,结构简式为(如图)的分子中至少有几个碳原子在同一平面上?如果两个苯环呈45度,那不就只有8个