越南美国三机空中加油

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形容拿不定注意的成语有哪些 看情况而定用一个成语怎么表达 塑料制品的危害!我家用矿泉水瓶腌过菜,那腌菜在塑料瓶里都有一年了!我只吃过几次!还有我用矿泉水瓶装水一般装了一个星期就换瓶子!会得癌症吗? 塑料制品会构成什么样的危害? She does her homework .does her homework 划线提问, 焚烧塑料制品有什么危害呢? 致癌物分等级,一级致癌物都有哪些? she does her homework at home 该否定句 I was very busy last week.(改否定句和一般疑问句)对()的部分提问(last weekend), she got up very early. Tom_____very happy last night. 改为否定句 Tom was at home yesterday.____________ My parents were very busy last week.___________I went to the museum this morning._________The twins saw an interesting film just now.__________The boy could make dinner by himself.________ Tom was my friend last year.改为一般疑问句 Tom was 5 last year 否定句,疑问句,肯否定回答? 什么食物搭配产生致癌物 什么东西是高致癌物? We enjoyed ourselves very much last night.是什么意思呢 什么东西含有较多的致癌物质? we enjoyed ourselves very much (at) last night为什么不用加at? We enjoyed ourselves very much last 什么东西致癌物质最高 We enjoyed---(us)very much last night.用所给词的正确形式填空. 什么食物搭配产生强烈致癌物 I enjoyed myself very much last night .这个句子成分怎么分析? 谁能帮我提供一些英语短句,就是那种名人名言,短一点这样的话,开始也好记、好背. 英语翻译 如何快速有效记住英语单词针对对英语兴趣不是很大,看的时间太久会有厌烦情绪,有什么不使我产生厌烦的方法?并且能够有效的记住一些单词 初一英语翻译短语.急!第一次来南京.翻译成英语是什么 英语翻译在书的左边没有钢笔这些是谁的照片?是我们的.他的裤子是黑色的吗?是的他们的新鞋在床下.教师的办公室在这儿中译英按初一的翻译 求英语单词encounters的kk音标. 怎样才能有效的记住英语单词 如何能更有效的记住英语单词 怎样有效地记住英语单词?