Today the Sun shines more brightly than yesterday. (AS)

5. Today the Sun shines more brightly than yesterday. (AS)
6. I think a computer will be more helpful for you than a smartphone.
(HELPFUL)
7. Iam not an as good tennis player as Henry is. (BETTER)
8. He speaks more persuasively than his brother. (AN)
9. Non-smokers usually live longer than smokers. (NOT)
10. My sister writes more carefully than she did. (USED TO)