Inversion With Only PhrasesSet 4

1Only after finishing his degree ..... the importance of education.
2Which of the following is an example of inversion after "only" with a time expression?
3Only God can save us from this pandemic.
4What is the inversion?
5..... when they saw the damage did they realise what had happened.
6Only after she apologized ..... her friend forgive her.
7Only once ..... such a magnificent performance.
8Only after the excavation was completed ..... the ancient artifacts could be transported safely to the museum.