用could＋inf,was/were＋v.ing,had＋p.p.,had been＋v.ing ,would＋inf 造句,组成一段话（要两段话）,明天急用,求求大家了,我快急死了!

用could＋inf,was/were＋v.ing,had＋p.p.,had been＋v.ing ,would＋inf 造句,组成一段话（要两段话）,明天急用,求求大家了,我快急死了! 用could＋inf,was/were＋v.ing,had＋p.p.,had been＋v.ing ,would＋inf 造句,组成一段话（要这样的两段话）,不一定是上述顺序,明天急用,求求大家了,我快急死了! we_____borrow umbrella;so we didn't get wet.请用could/was/were填空抱歉，打错了额，应该是could或was/were able to inf dijkstra怎么用matlab实现希望能直接给出代码,ps 要是给出注释就在完美不过了,邻接矩阵如下,求第4个点到各个点的最短距离[0 1 1 inf inf inf inf inf 1 0 1 inf inf inf inf inf 1 1 0 1 inf inf inf 1 inf inf 1 0 1 in could & was/were able to do 的区别 用matlab求二重积分[1+cos(6*pi*x+8*pi*y)]*exp(-j*2*pi*(3*x+4*y)),试了好多次貌似都有错syms x y>> double (int(int(1+cos(6*pi*x+8*pi*y)*exp(-j*2*pi*(3*x+4*y)),-inf,inf),-inf,inf))Warning:Could not attach the property of being closeto the inf文件用什么打开 He could play football very well when he was younger he不是用were么 他怎么用了was 是他错了么 第三人称用was还是were? 什么时候用was/were+done 用所有小学学过的一般疑问词造句 did does do is are was were用所有小学学过的一般疑问词造句 did does do is are was were can could will have has 主语＋was/were +动词ed是什么时态 was were I could do it if I_____you.这里为什么要填were 而不是 was? 英语翻译During the SARS period in this spring,the year of 2003,one of my classmates,Li ming,was struck down by the virus and was immediately sent to hospital.The news spread quickly on campus.At first,we were terrified and wondered if we were inf 英语翻译During the SARS period in this spring,the year of 2003,one of my classmates,Li ming,was struck down by the virus and was immediately sent to hospital.The news spread quickly on campus.At first,we were terrified and wondered if we were inf 英语翻译那为什么用were不用was?