Избрать а6. Which of the parts in italic of these sentences

Избрать а6. Which of the parts in italic of these sentences is right? 1) Margaret has very long hairs/hair. 2) Sue was very helpful. She gave me some good advice/advices. 3) I want something to read. I am going to read a/some paper. 4) I want to write some letters. I need a/some writing paper. 5) Bad news dont/doesnt make people happy. 6) All you care about (is/are) the bills being paid. 7) quot;All (is/are) under the sentence of deathquot;, he uttered moodily. 8) Th e salary (was/were) paid once a month by the accountant.