Помогите с английским
1. The space ....was financed from the state budget.
a) exploration
b) explore

2. The city government needs to .....its policy in the light of this report.
a) revision
b) revise

3. I found the article about endangered animals both informative and ......
a) entertaining
b) entertainment

4. ....is better than cure, so start looking after your heart now.
a) prevention
b) preventive
c) preventable

5. The engineers created an instrument that can ....very small amounts of radiation.
a) detection
b) detect
c) detector