Помогите составить 10 предложений сравнительной и превосходной степенью прилагательных на англ. языке

1 He is the best pupil in our class.

2 This actor is the most popular in the USA.

3 He is the bravest person I have ever met.

4 It was the most difficult decision in his life.

5 Yesterday I watched a TV programme about the strongest people in the world.

6 Nobody knows chemistry better than you.

7 This task is much easier than that one.

8 Natural juice is more useful than Coca Cola.

9 My sister is elder than my brother.

10 Our life is better now than the life of our grandparents was many years ago.