They thought they were dreaming when the sky became green.at looked a up saw they the sky they ufo whenThey looked up at the sky when they saw a ufo.三克油，只不过我要等老师审定之后才能评为满意答案，下周星期五呵呵，好吧~以后作业还是自己做的比较好哦~不是我自己不做，而是这组成句子的题我最不会了