1 Do parallel worlds exist?
2 When or why can 'the end of the world' happen?
3 What should people do to live up to 150 years?
4 Were first people really 'monkeys'? What is the origin of people? What do you think of the origin of Man?
5 Will computers be able to think like man one day?
6 Will it be possible to travel in time one day?
7 What field of science is the most important to invest more money in it?
8 What were your favourite subjects at school?
9 Do you think there are other humans in space?
10 What's your opinion of climate change?
I mustn't eat junk food.
I must take a walk every day.
I mustn't eat sweets.
I must go to the doctor at least twice a year.
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