Conjunctions and clauses - and / but / or / so / because

Question 1

so (the result of something)

emprega-se vírgula antes

Answer 1

sentence A sentence B
…It was very hot, so I opened the window.
…Joe does a lot of sport, so he’s very fit.
…They don’t like travelling, so they haven’t been to many places

Question 2

• because (the reason for something)

* Because is also possible at the beginning
não se emprega vírgula antes, nem depois

Answer 2

sentence A sentence B
…I opened the window because it was very hot.
…Joe can’t come to the party because he’s going away.
…Lisa is hungry because she didn’t have breakfast.

…Because it was very hot, I opened the window

Question 3

and/but/or

Answer 3

sentence A sentence B
…We stayed at home and (we)* watched television.
…My sister is married and (she)* lives in London.
…He doesn’t like her, and she doesn’t like him.
…I bought a sandwich, but I didn’t eat it.
…It’s a nice house, but it doesn’t have a garden.
…Do you want to go out, or are you too tired?

• It is not necessary to repeat ‘we’ and ‘she’.
• • quando OR ou AND (1) é seguido de uma oração com sujeito explícito ou (2) quando é empregado no sentido de oposição, utiliza-se a VÍRGULA ANTES