用所给单词的适当形式完成句子。
1. It has been more than twenty-five years since they got ______ (marry).
2. I was ______ (embarrass) for her when she slipped and fell.
3. The local ___ (authority) decided to build a bridge over the river.
4. They should __ (farmer) the land instead of letting it lie waste.
5. The enemy had __ (flee) from the village when we arrived.
