二年级实践作业图片

1、把一定质量的铁粉放入盛有硫酸铜溶液的烧杯中,充分搅拌,反应完成后,烧杯底部留有固体物质.在烧杯中再加入足量的稀硫酸,充分搅拌,能看到固体物质部分溶解,并有气泡生成.反应结束后, 山顶洞人在现代是什么意思 The price of tomatoes has ___（rise）recently.The price of the tomatoes has ___(raise)recently.不是现在完成时吗?答案为什么是rose和rised,而不是risen和raising题目的The price of the tomatoes has ___(raise)recently.我打少了一 我是山顶洞人 山顶洞人 My mother's coat is red.(针对画线部分进行提问 red画线）---- ------ you -----for breakfast 英语作文求大神 The woman in red coat is my teacher.(对画线部分提问)———————————_____ ______ is your teacher? Mike's coat is blue.画线部份提问画线的是：biue 新概念中的过去完成时态问题before she had anchored,the men from the boats had climed on board!before 后面为什么用had?是不是用一般过去时也可以?many of the tourists on board had begun bargaining with the trademen,but i dec 求新概念英语第一册的过去完成时的文章如题、新概念英语中、 第几篇文章是以过去完成时为主的、或者任意一篇比较短的、 以过去完成时为主的英语短文。谢咯、 13.Because she was ill,so he didn't take part in the sports meet.Because she 错了 应该改为什么 为什么~ Helen didn't take part in the discussion,but contented herself with smoking cigarettes. i didn't know he __( not take)part in the match 如I see a boy play games. 这种句子如果see是过去式的话,那么play变不变?如果句子是I see a boy ______ games,要填空的话,动词会不会根据see时态的变化而变化? My blue coat is fifty yuan.(对画线部分提问）画线部分是fifty yuan she is a nurse对画线部分提问 Simon sang happily all the way home because he was happy.(改同义句)Simon sang happily all the way home _________________ happinese. 怎么扩展英语?英语成绩120的卷子从没下过105.英语是一个不断积累的过程,因此想拓展一下知识面,求建议. 促销英语怎样说? 关于过去完成时的句子He had completely ignored her remark ,preferring his own theory .这里为什么要用过去完成时啊 麻烦翻译一下you kind of lose touch even though you never forget 一道关于数字表达的英语扩展题一万：ten thousand 一亿 one hundred million 照这样,用含有ten的词组来表达100,以及含有hundred的词组来表达10000 求一道英语问题的语言点,拓展内容!谢谢了!2. John thinks it won’t be longer ____he is ready for his new book..A. when B. after C. before D. since 新概念第一册的现在完成时在第几课呀? 新概念英语第二册第18课中“My dog had taken it into the garden",为什么要用过去完成时?过去完成时是“过去的过去”,但店主说这话时的语境,好像应该只是一般的过去时或过去完成时才对吧?希望了 帮忙取一个英文名,我叫吴星星. 求翻译：taking a break from study is not only beneficial for their body, but also for their mind.RT:求翻译这句话：Taking a break from study is not only beneficial for their body, but also for their mind.尤其是那个taking a break from, you can't break my mind cause i'm unusual? Do you mind my having a break?改为含有条件状语从句的复合句 Do you mind_____I_____a break? 如何做英语题 My mind is break 翻译下