Hemis tasks task 2 score-9

Task 3. Write down about Video conferencing and its tools
As a major brand in the videoconferencing industry, Tenveo has very good solutions in video teleconferencing, telemedicine, distance learning, distance learning and other fields. Today, there are more than 10,000 cases of corporate cooperation. His praise rate reached 94 percent. Despite the challenges of hiring talented people and employers for businesses, there are good solutions: using online video conferencing systems for long-distance recruitment, and this form is not new. Employees and candidates can use the Internet to overcome geographical barriers for recruitment candidates in different locations for audio, video and data exchange, good audio and video effects, easy-to-use interface and powerful conference interaction function
LESSON 15
THEME: Talking about network security
Past perfect tense
Task 1 Make up sentences with the use of Past perfect tense. Look at HELP box

I had never seen such a beautiful sunset before I went to the island.

We were not able to stay overnight at the hotel since we had not reserved a room in advance.
She had never been to the symphony before last night.
Marc knew Philadelphia so well because he had lived there for five years.
He understood the math test because he had been tutored all week.
I did not have any cash because I had lost my purse.
I had been to Mexico once before.


Task 2 Label the diagram, discuss, present your ideas on network security based on the diagram

1. 
   The Internet
   
2. 
   Restricted traffic
   
3. 
   The local area network
   
4. 
   The hardware firewall (with a router)
   
5. 
   Computers with firewall software
   
6. 
   Outbound traffic
   
7. 
   Inbound traffic
   
8. 
   Allowed traffic