尽管她知道这很危险，还是独自走回了家。

She walked home by herself, ___although she knew that it was dangerous.

街上没有出租车，所以尽管下着雨，我还是开始在雨中步行。

There were no taxis on the street so, ___although it was raining, I started walking in the rain.

尽管他很累，但还是完成了作业。

___Although he was tired, he finished his homework.