Conjunctions and, but, so, because

I like coffee ___ I don't like tea.
1. and
2. but
3. so
4. because
I cannot swim ___ I can ski.
1. and
2. but
3. so
4. because
I want a new TV ___ the one I have now is broken.
1. and
2. but
3. so
4. because
I had to work on Saturday ___ I couldn't go to John's party.
1. and
2. but
3. so
4. because
My name is Jim ___ I'm your new teacher.
1. and
2. but
3. so
4. because
I was cold ___ I turned on the heater.
1. and
2. but
3. so
4. because
We'll have to go shopping ___ we have nothing for dinner.
1. and
2. but
3. so
4. because
The history test was difficult ___ the English one was easy.
1. and
2. but
3. so
4. because
We didn't go to the beach yesterday ___ it was raining.
1. and
2. but
3. so
4. because
We have a test on Monday ___ I'll have to study this weekend.
1. and
2. but
3. so
4. because