The key answer of exercise 3

a)

1. b
2. a
3. b
4. b
5. a
6. a
7. b

b)

1. 2
2. 4
3. 3
4. 1
5. 5
6. 7
7. 6

c)

1. made Mark Zuckerberg
2. did the film La La Land win
3. do polar bears live
4. painted
5. did Michael Phelps win
6. produces the most bananas
7. invented
8. did the Second World War end

d)

1. What do you usually do at weekends?
2. Who sits next to you in class?
3. How often do you usually go to the cinema?
4. Which city in your country has the most beautiful buildings?
5. What do you like watching on TV?
6. How many times a week do you do sport or exercise?