Choose the right conjunctions to complete the sentences.

Choose the correct option.

It was hot, [and|or|but|so] Ben took off his blazer.

Maybe Diana didn't notice you, [and|or|but|so] maybe she just didn't want to talk to you.

I tried not to fail the exam, [and|or|but|so] the tasks were too hard!

Helen's friend baked a cherry pie, [and|or|but|so] they ate it together.