although

他今晚要来看我们，虽然我不知道具体时间。

He's coming to see us this evening, ___although I don't know exactly when.

我喜欢这食物，虽然我的朋友们不喜欢。

I liked the food ___although my friends didn't like it.

尽管他很累，但还是完成了作业。

___Although he was tired, he finished his homework.