Ответ:

1) Calculate - Calculator

2) Speak - Speaker

3) Collect - Collector

4) Charge - Charger

5) Project - Projector

6) Act - Actor

Ответ:

1)calculate- calculator

2)charge-charger

3)project -projector

4) collect - collector

5) speak - speaker

6)act - actor

7)circ - circle