电压有效值的计算方法

Mr Zhang mild in character .he never shouts ( ) he is very angry.if / even / though / even though前面的选项打印错了 应该是 if/ though/ even /even when 为什么不用though 而要用 even when 有什么区别么 Mr.zhang is mild in character.He never shouts ------ he is very angry.A if B even C though D even when选哪个?为什么选和为什么不选别的 Mr Zhang gave me a very valuable present ____I had never seen.A one B the one 25.--I guess you don't mind if I point out your mistakes.--- _ _ A.Not at all.B.You’re welcome.C.Of course.D.Nothing much. 1.短文填空If you ask ___1____ young English person where he would ___2___ to go for a special day,he will ____3___ say"A theme park,please!"So after exams,some English teachers ____4___ their students to a theme ___5___ like Alton Towers for the Jim has told us ______ interested in the Chinese culture and customs .A that many foreigners were B many foreigners are C why are many foreigners D whether many foreigners are 为什么选B?请说重点哦不要一大段话来不及看啦' 为什么thief的复数是thieves?不是说以元音字母加f结尾的单词直接加s吗? 名词性从句I will give this dictionary to ____ wants to have it.A.whomeverB.someoneC.whoeverD.anyone请说明理由, 英语名词性从句选择题～1.Do sit down,_____?A.shall you B.do you C.don't you D.would you这句话怎么解释?怎么觉得有点奇怪呢?2.You must be aware ____what you are doing is illegal.A.of that B.that 应该选什么?为什么不能 两道有关名词性从句英语选择题1.We took it for granted ______.A.that they were not comingB.that were they not comingC.they were coming notD.were they not coming2.That's _____A.how she did itB.that how did she do itC.how did she do itD.wha 거짓말什么意思 왜 거짓말 했 왜 거짓말을 해 o(）＾）)o 唉,纠结好久what is the matter中,what做什么成分what is this animal中呢?能具体解释一下或再举几个相关例子吗? 关于几个纠结的初中英语问题!The students each ( ) their lessons.谓语用什么形式?那个each对主语的单复数是否有影响?sound voice noise 有什么区别?主要是sound 是listen to the music 还是listen to music,为什么? 뻔뻔한 거짓말是什么意思 英语翻译本文研究的主要问题是加入世界自然遗产后,中国丹霞的保护与开发问题.首先,对中国丹霞的定义和价值进行分析,中国丹霞作为世界遗产的重要性.然后分析目前中国丹霞的现状和开 英语翻译伊索寓言,来自民间,所以社会低层人民的生活和思想感情得到了较突出的反映.如对富人贪婪自私的揭露；对恶人残忍本性的鞭鞑；对劳动创造财富的肯定；对社会不平等的抨击；对 The boy is lost.Help the boy f____ his mother. 犹豫不决 微不足道同义词 微不足道的同义词有助于回答者给出准确的答案 颔首低眉的同义词或反义词 암시적和거짓말怎么读?最好有拼音标注和说明```越清楚越好`谢谢要是能用汉语近似的音告诉我 I Say Yeah 这首歌的歌词DJ舞曲或其他都可以 什么动物一年四季 都是睡觉 正则表达式：(\w)((?=\1\1\1)(\1))+这个正则表达式的意思是：匹配重复4次以上的字母数字,则匹配其剩下最后2位之前的部分.不太看得懂,\w是任意一个字母与或数字或下划线字符,\1是反向引用,=是 关于正则表达式/(\w)((?=\1\1\1)(\1)+/解释为重复4次以上字母、数字,则匹配剩2位之前的部分.为什么?抱歉,写错了···是/(\w)((?=\1\1\1)(\1))+/ since加时间点for加时间段,时间点和时间段怎么区分? 英语翻译要具体一点才行! since加段时间和for加段时间的区别 一条验证是否小数,并验证小数的长度大于17位,小数点后必须留两位另一条验证是否正整数 并验证长度不大于15位 一个月内提高英语成绩!求方法!我现在高二了,从高一开始就没听过英语课记过英语单词.所以英语成绩特别差,这次作文才只得了七分!真的想把英语补起来了,