This is unhealthy food
This is unreal idea
This is unbelievable
Ex. 1
1. gadgets
2. online
3. traffic jams
4. message
5. virtual
Ex. 2
1. is going to fall
2. will be
3. am tidying
4. will help
5. have
Ex. 3
1. mix
2. doesn’t
3. will meet
4. don’t
5. calls
Ex. 4
1. b) up
2. a) after
3. c) useful
4. c) button
5. a) Send
6. b) take
Ex. 5
1. b)
2. d)
3. a)
4. c)