垄断条件下的竞争有

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She has a soccer ball.(改为否定句) 右图是一个面积等于192平方厘米的正方形,线段AB和CD平行于正方形的对角线,且将正方形分为面积相等的三部分,AB是多少厘米.不用根号啊) 如图,一个正方形被4条线段分成面积相等的五部分,若AC长为20CM,则AB长为多少? There’s some cola in the bottle改一般疑问句 David likes some hamburgers and salad改一般疑问句 1.David likes salad and hamburgers,变一般疑问句用不用把and改成or? they drink milk in cold or hot这句话中的in cold or hot是什么用法了,什么意思 They drink some milk every day.(改为过去式) 我厌倦每天都做相同的事情.翻译成英语.用bored The Browns usually drink some hot milk ___ a cold winter morning.A in B on C at D with bored和boring的区别及运用场合? They live in hot jungles and cold forests.的翻译? bored 和boring 的用法 bored 和 boring 的区别和用法急用啊! 英语翻译补充一个,我认为我自己很无聊该怎么翻译?是用bored还是boring? they like pears改为一般疑问句并作否定回答 they don't like strawberries.怎么用he作主语改写句子 They like pears,but they(don't/doesn't)like strawberries. 一道关于电水壶的物理题 急 题目补充如下现将一满壶25℃得水在标准大气压下烧开需时10min,请计算该电水壶的热效率。水的比热容c=4.2×1000J/(kg·℃) 有电路图 但无法画出 没有壶的容积 这是 They like strawberries.(对strawberries提问)( ) ( ) they ( ) 设a,b为实数,若复数1+2i/a+bi=1+i则a=?b=?希望我的问题能快解决,A:a=3/2 b=1/2 B:a=3 b=1 C:a=1/2 b=3/2 D:a=1 b=3 若复数2-bi/1+2i的实部与虚部互为相反数,求出b的值 用点染,照亮,渲染,演绎,微笑这几个词造一个表达美好的理想与人生的句子. 用渲染,照亮,点染,演绎,微笑写一段话,表达美好的理想与人生 This is an orange.怎样改成一般疑问句? 蜜蜂平均每次采花蜜可以酿蜂蜜多少克蜜蜂酿50克蜂蜜要采花粉8000次 某养鸡场计划买甲乙两种小鸡苗共2000只进行它饲养,已知甲种小鸡苗每只2元,乙种小鸡苗每只3元.(1)若购买这批小鸡苗共用了4500元,求甲乙两种小鸡苗各购买了多少只?(2)若购买这批小鸡 They should drink as much water as the would like to drink.怎么翻译? they should drinks as much water as they would like to drink这个是一道题目,明天要交啊 英语翻译要准确的翻译 求翻译drink as much water as they feel like drinking 1.We should drink _____(much) water.2.We should plant ______(many) trees to make our country greener.填什么?原因? 复数5/1+i^3 化成a+bi的形式,注意那个是一加字母i的三次,没有看清不要回答,