Hello teacher . My name is Do Thi Thanh Ngoc, class eight a four , Dao Vien Junior High School .Today I'd like to talk about video calls -a very popular form of communication over the Internet

Advantages : Saves time , connects people without having to travel far

Disadvantages : Requies high - speed internet and can easily lead to excessively long conversations.Thank you teacher for listening

1) Marcus wanted to know how many people had come the day after

2) People will communicate with each other using telepathy in 50 years' time

1) Janet told him he could leave his bags there for a few minutes

2) My đa asked me where I was going with my friends the following week

3) It took my brother an hour to fix my broken webcam