Some people were disagreeing with his theory; however, it's never been proven wrong.
I was spending a lot of money; however, I wasn't happy at all.
I was listening to a very short concert; nevertheless, it was very good.
Tom was singing, but no one was listening to him sing.
I was thinking about buying a dog, but on the other hand my cats would disapprove.
I was making a good time to my destination despite heavy traffic on the highway.
Jenny was trying to join the Communist Party; however, she owned three houses and five cars.
John was loosing his chess game; nevertheless, he didn't give up.
I was getting good marks in spite of my teacher's dislike for me.
I was failing my English class despite of my hard work.