Conjunction 'because' and 'so'

He was ill, _____ he stayed at home.

• so

• because

She stayed at home, _____ he was ill.

• so

• because

I cannot buy this jacket, _____ I haven’t got enough money.

• so

• because

She went home early, _____ she was very tired.

• so

• because

Julia wants to be fit, _____ she goes running every day.

• so

• because

Melisa can swim very well, _____ she goes to the pool three times a week.

• so

• because

It is a hot, sunny day, _____ we are going to the beach.

• so

• because

It was my sister’s birthday yesterday, _____ my mum bought a big cake.

• so

• because

We stayed at home, _____ it was raining.

• so

• because

Jack’s house isn’t very far, _____ he walks to school every day.

• so

• because