Question

Match 1 – 3 with a – c using the article on page 52.

Situation

1. Unless a catastrophe destroys the Earth,

2. If scientists manipulate human genes,

3. If humans adapt to conditions on another planet,

Result

a. will people pay to have healthier children?

b. the human race won't look the same.

c. we will probably survive.

Answer 1

1 - c
2- a 
3 - b