题目内容：

Do you need useful and interesting books? Here we've got plenty for you.

Best Learners

This book can give you the answers to the questions most often asked by parents, teachers and students themselves. Read this book and learn:

●What the three difficulties in study are and what to do with them.

●What to do if you are not interested in a subject you are studying.

●Twenty-six simple exercises to help you study easily and fast.

You will get more from this book. For younger students, you can buy Learn in Study for Beginners. It is easier to understand.

How to Keep Pets

A pet can be our best friend. Do you have pets in your house? Are they in good shape? This book not only offers you many colorful pictures of lovely pets, but also provides you with the knowledge about:

●How to choose right pets for yourself.

●How to build houses or nests (窝) for your pets.

●How to feed the pets and how to keep them clean.

Buy this book and you will learn more

We have many other books on sale. For more information enter www.knowbetter. com. If you buy two or more books at a time, you'll get 10% off.

Best learners	What’re the three difficulties in study and what to _________1. with them. What if you aren’t ___________2. in a subject you are studying. If you finish the 26 simple exercises, you can study easily and fast.
How to keep pets	You should choose the pets you like. You’d better build houses or nests for them. In order to make your pets ___________3., you should feed them and keep them clean.
The book, ___________4., is better for younger students to read.
If you ___________5. more information, you can go to our website.