Iraq has _____ too many wars since 1990, making his people _____ a lot. [ ]

In 1965, a new Voting Rights Bill became law, ________all black people had the right to vote from then on

My mother is always warning me when I go out, “Don’t get off the bus ____it is stopping.”

Look! The light is still on in our teacher’s office.— Probably she ______ her work yet.

在下面一段话的空缺处依次填入词语，最恰当的一组是《礼记》有云：“君子之交淡如水。”与 的人交往，经常是清且淡；如同作画 淡雅，才能耐看。但写文章，却要 ，一波三折；正如人们游览名山，多爱它的嵯峨多姿，变化莫测。