a的-x次方导数

数序词是什么 My brother____with his friends tomorrow if it doesn't rain.A.is going to hiking B.will go to hiking C.goes hiking D.will go hiking my brother is going to hike with his friends tomorrow unless it-------- I came up with a good way_____the new challenge.填什么不会接不用开金口了, 蝉变化的过程可用什么四字词语形容 医生要求我们离开翻译成英文)The doctor ____us to _____ When I was old.和When I am old.和When I get old.有什么区别.....请问时态不同所表达的意思有什么不一样的吗？ 用“自惭形秽”造句 用神采飞扬怎么造句 The doctor advised him_ _ _ _(戒烟）. （ ）The doctor ______ him ______ his illness.A cured ; to B cured ; atC cured ; of D cured ; for选哪个?为什么 单选题:Look out!The train is coming._____out The train is coming.横线上可以填什么?并请告诉我答题的理由 阅读并完成句子.1.my brother cleans streets.He is a【 】2.My dad helps sick people.He is a【 】in a hospital.3.Mr Smith draws pictures.He is an【 】.4.Sarah sells things.She is a【 】. 四六级翻译句子必须用答案里用的词吗? 四六级之后背什么单词 请推荐下背四六级单词的图书不是词汇表,单词要有音标,词组,句子,就是像新东方背单词软件里的模式,最好是有类似单词的辨析 完成下列句子,一空一词susan和David是我的笔友应是susan and David（ ）mypen（ ） ?史密斯先生,这个baby是你儿子还是你女儿?应是Mr smith,is the baby your（ ）or（ ）我的双亲 完成下列句子,每空一词 to sb's.astonishment这句话对吗 用举一反三,豁然开朗,一鼓作气,心旷神怡,曲径通幽其中的两个造句 用＂一鼓作气＂造句! 一鼓作气或朝三暮四,造句 给我一个用“一鼓作气”造句的句子 巧取豪夺.入室操戈.囫囵吞枣.一鼓作气造句确切来说是写一段话 英语翻译بىر يىل نەچچە پەسىل ؟ 《小王子》中I gave up what might have been a magnificent career as a painter.这句话怎么翻译?有什么语法在其中?”what“是什么用法? 今天 药 家 鑫 要被判刑了,如果不是死刑,你会有什么感想? 可能生活什么样殖民地纽约人吗?What might life have been like f可能生活什么样殖民地纽约人吗?What might life have been like for a colonial New Yorker? He wanted to avoid meeting him这句对吗? I am going to teiephone him.用He作句子的主语 炉火纯青,活灵活现,栩栩如生造句今天就要交了啊 ( ),while we were away from home. 我们对你在我们离家在外时给予我们儿子的帮助感激不尽.将上面的汉语翻译成英语.