Tenses exercise - English Grammar
https://www.englishgrammar.org/tenses-exercise-1229.04.2015 · Answers. 1. Many people were killed in the explosion.. 2. The entire nation was shocked by the news of the assassination of John F Kennedy.. 3. Illegal settlements in many parts of the city were demolished.. 4. I knew it was not the right thing to do.. 5. Those who do not respect their parents and elders cannot be called civilized.. 6. If you heat ice, it melts.