14. The building is the highest one in our city. It was destroyed in the earthquake. (Using participle) => _________________________________________________________ 15. After she had read her book carefully, she did the exercises confidently. => Having________________________________________________ 16. He finished his homework and then he went out with his friends. => Having_________________________________________________ 17. After he had got up, he brushed his teeth. (Perfect participles) => ________________________________________________________ 18. Nam's still studying English. He started studying it two years ago. (for) => _________________________________________________________ 19. The factory has dumped a huge amount of rubbish into the river. It was fined for that. => ________________________________________________________