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电源电动势等于端电压和内降之和是对是错? 大林寺桃花的特点这首诗有什么特点,反映出了什么 求《大林寺桃花》 大林寺桃花的道理大林寺桃花这首诗告诉我们了一个什么道理? 关于电压降的物理题,用电器距离电源为L,电路上的电流I,为使在线路上的电压降不超过u,已知输电线的电阻率为p,那么横截面积的最小值是? present 的音标 present的音标 he used to watch TV 的否定句现在提倡一种还是两种? There used to be a lot of trees.变为否定句 The skirt sells well for it's excellent d( ) 填单词 英语翻译急 burst into tears spring up 求翻译, 英语翻译顺便问一下,有语病吗这个句子? 怎么才能对英语产生兴趣,记了单词很快就忘了,所以才对英语产生厌恶感?各位有何方法能记了不忘呢? I am only able to look at nature through dirty curtains hanging before very dusty windows此句中的hanging可否变换位置非谓语动词作定语时,只能做后置定语吗 英语作文《MY FAVORITE SEASON》 I am doing my project改成疑问句 the fishermen caught some fish 改成否定句 The fishermen cauidght a lot of fish,didn t后面填什么 it's a( ) to watch fish swimming in water.(please) my favorite season英语作文.写春或秋.最好多一点! 杂然相许的许是什么意思 愚公移山翻译杂然相许 相什么意思 杂然相许的相是什么意思 要每个字的意思~ 描写小草、雨、风、月、花的诗句 秋天花儿（ ）小草（ ）填空 把下列直接引语变为间接引语 1."I am going to see the film Brothers next week."my borther said to me. My brother asked me,"How do you like the film?"改为间接引语 哪位哥哥能解释一下李彦茹这个名字的含义啊还有李彦如的含义,两个都说说吧,我才低学浅,敬请指教, Fred be afraid of his math teacher.But now he .A.used to,isn't B.used to,d...Fred be afraid of his math teacher.But now he .A.used to,isn't B.used to,does't That boy didn’t used to be afraid of the spiders,did he? 希望永远像这样的英语 怎么说