Напишите сравнительную и превосходную степени следующих прилагательных и наречий.
1. Strong. 2. Big. 3. Pretty. 4. Slowly. 5. Helpful. 6. Badly. 7. Little. 8. Good-looking. 9. Simple. 10. Expensive.

strong-stronger-the strongestbig-bigger-the biggestpretty-prettier-the prettiestslowly-slowlier-the slowliesthelpful-more helpful-the most helpfulbadly-worse-the worstlittle-less-the leastgood-looking-better-looking-the best-lookingsimple-simplier-the simpliestexpensive-more expensive-the most expensive