You mustn't take my bag! или I don't let you take my bag.
3. Mobile phone-It`s on the sofa.
4. CDs-They`re in front of the computer.
5. Hairbrush-It`s behind the book.
6. Roller blades-They`re under the table.
7. Guitar-It`s next to the armchair,
8. Camera-It`s in front of the window.
9. Keys-They`re behind the door.
When people need some information ,they dont only read books. They also look throug newspapers ,magazines,watch TV and also use Internet.
But books are still popular with different kinds of people. For example,teenagers like comics.
When I need to read smth, I choose the book by reading its short version of plot,and if it is interesting ,I choose it.
There are many talented English and American writers ,but I prefer Adgar Allan Poe.