1- If I like reading book, the book will tell us about different people and cultures

2- If you worked hard, you would pass the exam

3- If I knew his new address, I could visit him

4- If it was raining heavily outside, she could go to school 

5- If you brought a map, you wouldn't get lost

6- If you worked hard, you wouldn't fail the next examination

7- If he didn't speak so quickly, I could understand him

8- If you studied harder, you wouldn't get good results

9- If he won the race, you would have to run as fast as he could however

10- Ms Mai was my teacher. I will never forget her

1/

-->if < theo mình thì ở đây là đại từ quan hệ thì đúng hơn>

  I like reading book which tell us about different people and cultures.

2/ hard and you will pass the exam

-->if you word hard, you will pass the exam. 

3/

-->if I knew his new address, i could visit him

4/ 

< mình thấy câu này hơi sai sai vì: cô ấy có thể đến trường vì mưa to ^^>

--> if it isn't raining heavily, she could  go to school. 

5/ 

-->if you bring a map with you, you won't get lost.

6/ 

--> If you work hard, you won't fail the next examination

7/I can't understand him because he speaks so quickly

--> if he didn't speak quickly, i could understand him.

8/

-->if you study harder, you will get good results. 

9/you don't have to run as fast as he could however he didn't win the race

--><mình nghĩ câu này là liên từ:>

mặc dù anh ấy chạy nhanh nhất có thể, anh ấy đã thua cuộc đua: Although he ran as fast as he could, he lost the race.

10/Ms Mai was my teacher. I will never forget her.

--> Ms.mai was my teacher whom I will never forget.

Chúc chủ tus học giỏi điểm cao nhé ^^