Question

12. Вставьте нужные предлоги. at, after, from, in, of, off, on, to, up, without
8. She always puts __ tasks until the last minute. 9. When will you give __ the idea of changing your job? 10. I look forward __ hearing from you soon. 16. Combustion was incomplete because __ insufficient oxygen being present.

Answer 1

8. She always puts off  tasks until the last minute. 9. When will you give up the idea of changing your job? 10. I look forward to hearing from you soon. 16. Combustion was incomplete because of insufficient oxygen being present.