Answer:
1. But 2. In Fact 3. Besides 4. Though
Explanation:
These words are phrasal connectives.
Connectives are words that unite sentences in a phrasal period. You could not understand it yet, could you? The connectives are those words that give meaning in a long phrase, in which we want to unite and / or repel different ideas.
The connectives are what help us to give cohesion and meaning to our sentences. When we wrongly choose the connectives we use, we can end up with the whole meaning of the sentence we wanted to communicate.