Horse

1 I am very like to ride horses very much.
2 Tow Two young boys ride a hores horse.
3 I saw a girl riding a horse.

Optimistic

1 Though she is disabled, she is still optimistic.
2 Keep to Stay optimistic, that is very improtant important.
3 She is not optimistic about the future.

Sell

1 I need money, so i I have to sell my house.
2 It is not a very good time to sell at the moment. Too many time specifications. Remove one of them.
3 If you are willing to sell, i I will buy.

Chapter

1 See also Also see chapter 4. 
2 I very really like this book, especially the last chapter. "Very" and "really" can be used interchangeably, but "very" cannot be used with verbs.
3 Please open your books to on the frist first chapter.

News

Pretend

1 Sometimes the boy pretended to be asleep.
2 I pretended to study hard, but actually i I chatted on my phone.
3 Oh! Please you do not pretend to love me. This is an imperative sentence, so you don't need to include the recipient.

Energy

1 We try to boost our energy by eating.
2 As his energy drained, his despair and worrey worry grew.
3 He always gets energy form eating vegetables. Conjugations: I get/he gets.

Summer

1 The summer is very hot in this here.
2 My family always takes a summer vacation at the beach.
3 You have to drink more water in the summer.

Ladder

1 Do you have a ladder? I need to take something from a heigh high place. "High place" is a concrete noun so you need to include "a" or "the". 
2 You should be careful when you stand on a ladder.
3 The man is standing on a ladder.