二个题,

二个题, .,.,....,二个题? 智慧大冲浪的二个题怎么做 1:i wish you_____before you went and bought that car2:i wish you_____before you go and buy that carA:spoke B:will speak C:was going to speak D:had spoken E:have spoke二个题分明选什么?顺便说下原因 非谓语动词的二个题mary told me that Father would ——— later this yearAhave the hut be repairedBget the hut to be repairedChave the hut repairedDget the hut being repaired为什么选C ,ABD哪错了?She will tell us why she feels so stro 关于因式分解的二个题,1、分解因式：4a²-4ab+b²-6a+3b-4 ²表示平方2、已知a+b=2 ,a×b=-8 ,求a²（a+b)-ab(a+b)+b²（a+b）的值3、已知a、b、c是三角形ABC的三边,且a²+b²+c²=ab+bc+ac