1 The poison cyanide is highly toxic to animals and humans.
2 There are countless stars in the sky.
3 Carbon dioxide is a by-product of cellular respiration .
4 Life expectancy around the world has increased steadily for nearly 200 years.
5 Their results have not been widely accepted.
10.6.14 Choose the correct preposition.
1 Space exploration gives rise to many scientific breakthroughs.
2 The human body consists of trillions of cells.
3 The Earth is very small in relation to Jupiter.
4 Living organisms rely on oxygen for their survival.
Объяснение:
1)People fly into space to study it.
5) Disadvantages:
It will be too expensive, In the early years it will be dangerous
Advantage: Great leap forward in science and research
2) Exploring the planets
3)No, I would be a bad candidate for space exploration. Why, because it is a dangerous place, you need to know a lot and be very smart
4) Companies and governments spend so much time and money on developing the space tourism industry.
Because in the future it will be very profitable and useful for the whole world
5) Engineering and science
Объяснение:
2) How old is your mother?
3) He is our best friend.