... giving / to buy d. giving / buying 24. There’s nothing to be done about it now except ______ the police the truth. a. speak b. tell c. say d. talk 25. I remember hearing him say the grass ... less d. the least 14. Electric engines are very clean, for there’s no burning fuel to make _____. a. smoke or dirty b. smoky or dirt c. smoke or dirt d. smoky or dirty 15. Most people prefer ... reasonable c. reasonably d. unreasonable 21.There’s nothing like _____ as a means of keeping fit . a. to walk b. walking c. walked d. walk 22. Your doctor advised ______ to bed early, so I can’t...