污水NH3-N是什么意思

我经常在周末值班 英语怎么说 在单词前有序号的情况下,如何对单词按照首字母进行排序（word中） 去公园用英语怎么说? 公园帮里有一个湖用英语怎么说 ______ no air or water,there would be no life in the world.A.Were thereB.There areC.There wasD.Is there _____no air and water,there would be no life in the world.A:There wasB:There were C:Is there D:Were there 应该选什么,为什么? There was no air or water,there would be no life in the world.这个句子开头为何不倒装?不是虚拟了吗,而且省略了if倒装规则之一,虚拟语气中省略if时需要倒装这不是灵活的问题,这是违反规则例外的问题, Without sunlight ,or water or air ,there ___ no life on the earth .A should be B would be请问AB两个选项有何区别?would/should/might/could +do表示对现在的虚拟.请问在would+do和should+do同时出现时改选那个呢? there would be no life without water and air.怎么换特殊疑问句There would be no life without water and air.In nature,small changes can make big differences怎么换特殊疑问句和一般疑问句 国际酒店管理的英语怎么说啊? we all know the truth()there are air,water and sunlight there are living things.A.whereb.whereverc.thatd.that wherever为什么选择d? We all know the truth that wherever there are air,water 是什么从句We all know the truth that wherever there are air,water and sunlight,there are living things 是什么从句 usually的用法 有关usually的短语及用法 竞选州长中十个罪名的英文全称是什么啊?（非缩写）1.伪证罪2.盗窃罪3.拐尸罪4.酒疯子5.贿赂罪6.讹诈罪7.放火罪8.谋杀罪9.滥用职权罪10.重婚罪以上十个罪名的英文全称 usually 和often 用法上的区别? where there is a life,there is a hope. 请问where there is/has water,there is/has life.选is还是has? there will be no ________if there is no water.A.life B.lives到底是选A还是B? usual 和usually怎么区分 as usual还是 usually? 谁帮我用usual,unusual,usually分别造一个句子 Usual usually 意思一样啊.两者用法有什么区别吗 我要知道手表上的每个月的月份英文简写要写清楚喔 帮我看一下这句英语有没有语法问题?I usually go to school about 8 o'clock. Besides,they will be bored to death and don't know what to do when they leave their phones or their phone batteries have run down because they have already been not able to adapt to the life without phone.这句话被提示语法不规范,希望大 帮我看一下这个英文句子的语法问题Dr.Tonegawa won the Nobel Prize for discovering how the body can constatly change its genes to fashion a seeming unlimited number of antibodies ,each targeted specifically at an invading microbe or fore 我通常每天用两个小时做作业.It usually ______ two hours ______ _____my homework everyday. each day和everyday的区别和用法each day和everyday都是“每一天”的意思,它们有什么区别吗?那分别怎么用呢?we also train for about one hour each daywe also train for about one hour everyday everyday和every day的用法区别 everyday与every day的区别及用法 1至12月份的英语单词的缩写