关于时态变换问题:The villagers tell him that they will ...The villagers tell him that they will not accept the pup even if he gives it away.将主句The villagers tell him 分别变为过去时、现在完成时、过去完成时的时候其

关于时态变换问题:The villagers tell him that they will ...The villagers tell him that they will not accept the pup even if he gives it away.将主句The villagers tell him 分别变为过去时、现在完成时、过去完成时的时候其 关于一道拉普拉斯变换的问题逆运算 求解一道关于拉普拉斯变换的问题 关于傅立叶变换的问题,判断对错 关于傅立叶变换的问题?如题 关于时态的问题The boy who broke the window was tom在这里是应该用was还是is? 英语时态 The mother will finish (doing) the housework before the baby (wakes) up.如题的句子,括号中的词为什么要用这个时态?主要是关于时态的问题. 英语的宾语从句问题,求大神帮我解答! 例题如下 急!When are the Shutes leaving for the NY? ------Pardon? ------I asked _________. 需要变换时态吗? A.whe 关于信号与系统的问题,拉氏变换的.当s=jw时拉式变换为傅氏变换 如图,关于积分变换的问题求高手帮忙 关于时态 关于初三的英语语法问题All the books and toys will be sent to the children who live in the small village 为什么要加Who?还有这个怎么翻译? 以don't开头的句子的时态问题如题 比如Don't leave me out when you're giving out the invitations.后面为何是leave而不是leaving 还有关于句中有when的时态问题 It is now being sent to his home by train的时态问题the policeman told him,the bicycle was pinged up in a small village four hundred miles away.It is now being sent to his home by train 这个句子是一个间接引语,为什么是it is 而不 英语时态变换时什么词变 关于时态问题The birthday child with his eyes covered then_______(try) to hit the animal with a stick untill it bursts open. It is now being sent to his home by train.关于这句中it is部分的时态的疑问the policeman told him, the bicycle was picked up in a small village four hundred miles away. It is now being sent to his home by train.这句是新概念二里的 【线性代数】关于矩阵的初等行变换问题因为这两种方法变换后的矩阵不一样,所以有疑问.