Преобразуйте предложение, используя модальный глагол "have to": "Roger order
more trees"

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I must go to the shop 
I must do my homework 
I must help my grandmother 
I must read this book
I must clean my room 

1. The first computer was invented in 1940.
2. Yes, computer is a multifunctional device.
3. There are browser program, word processor program and database program.
4. Computers can be used in every sphere of life: schools, modeling, shops, hospitals and much more.
5. Yes, computers have lots of disadvantages.
6. The main disadvantage is that computer can be spoiled or misused.
7. Children can fall pray to computer and internet: they play videogames instead of doing something useful. Also they have the access to all the information around the internet, which sometimes can be inappropriate.
8. Other things that can be misused are phones, time, and resources.

Как по мне то всё отлично ты составила текст правильно