4 fingerprint scanner
5 digital communication
6 experiment
7 breakout rooms
8 robot teacher
9 computer screen
10 3D contact lenses
Ex3
1 They said the support service would be set up in December
2 My mother said she had sent me the book the week before
3 Nga said that she was staying with her aunt and uncle in the suburbs
4 Tom said Kate could keep calm even when she had lots of pressure
5 She told her mother that she had got a very high score in her last test
Ex3
6 Hoa said that she couldn't sleep the night before because she had felt nervous about the exam
7 Quang said he was so delighted that he had just received a mobile phone from his brother. His brother had just been abroad
8 The scientists told us that in the near future, robots in our home would do all the housework for us
9 Lan told me her parents were glad because her sister had passed the entrance exam to go to a top university
10 His mother told him if he got high scores in his final exam, she would buy him a computer
Ex4
1 B
2 C
3 B
4 D
5 C
6 B
7 A
8 C
9 A
10 C
