选用方框内的单词，并在答题卡标有题号的横线上，写出空缺处各单词的正确形式。每空只写一词。

小题1: After three years of    ▲ , she left her husband at last.

小题2: Mobile phones are    ▲  used around the world now.

小题3:We should try our best to help the    ▲  people.

小题4:Computers are really one of the greatest    ▲ .

小题5: ▲  exchange is a way of building a bridge between nations.

AFAX服务器不支持苹果操作系统。