1. Before reading the text watch a video Read the text and do exercises a lans (Local Area Networks) Networking

2.Chatting and chatting media

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Lesson 28. Internet security
Lesson materials


APPENDIX 2. GLOSSARY
Read the descriptions 1-8. Match the words in the box to the description.






Appendix 3. Language: Past Simple



R ead the text and write out the verbs in past simple

1._________________________ 6._________________________

2._______________________ 7._________________________

3.________________________ 8._________________________