Computerland-the technology era

Dear students, these are the lesson's objectives. Study the given material and get ready to answer some questions.
Also you may study some aditional materials-(they are  optional). 
Lesson objectives:

• to become familiarized with the active vocabulary of the lesson;
• to be able to speak about the history of the computer;
• to learn how to describe a computer and its parts.;
• to learn about the advantages and disadvantages of a computer.
• to learn to  use the  modal verbs must and should in practice​

1.  Study the mindmap and suggest suitable words to fill in the empty bubbles, get ready at the lesson to form sentences.
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2. Study the proposed video ::

• practise the active vocabulary of the lesson;
• learn the parts of the computer;​
• practise the use of modal verbs.

Vocabulary.

History of PC

Grammar.

3. Train the active vocabulary of the lesson.

Aditional materials.

Questions.

1. What are the parts of a computer?
2. For what reason are they used ?
3. What is the name of internet’s dad?
4. In what year did the operating system DOS from IBM APEARED?
5. WHAT IS THE NAME OF  WINDOWS APEARED IN 1980?
6. WINDOWS 95 APEARED IN..?
7. WHAT ARE THE ADVANTAGES OF USING A PC?
8. WHAT ARE THE DISADVANTAGES OF USING A PC?
9. WHEN DO WE USE MUST?
10. WHEN DO WE USE SHOULD?​