Write a word from the box in each gap

Question

Write a word from the box in each gap

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Answer 1

1 invented

2 genius

3 designed

4 battery

5 found

6 calculator

7 cities

8 towers

9 built

Answer 2

1)invented

2)genius

3)built

4)battery

5)found

6)calculator

7)cities

8)?

9)?