Ответы и объяснения

1)I was curious to find out how she did it
2)I'm interested in improving my English skills
3)I was worried that he couldn't be on time
4)I was suprised to have met her in the library
5)I was shocked by the men smoking near the kindergarten
6)His decision made me sad
7)I'm happy to know that you have passed all your exams