1. What made him resign.
2. Ann closed the window not to catch cold.
3. Everybody congratulated Mr. Harter for being elected president.
4. Father Christmas won’t bring you any presents unless you are a good girl.
5. If I were you I would not not listen to his lies.
6. As soon as the guests leave, I shall resume my work.
7. He couldn't have forgotten about your birthday.
8. Could you explain to me what is happening here?