Which of these sentences might best serve as a topic sentence of a paragraph telling how to write a book report? a) be sure that your book report gives clear details about the book. b) writing a good book report takes preparation and planning. c) book reports should be submitted in the correct format. d) you may need to refer back to the book while you write your report.

Which of these sentences would best express the main idea of a speech arguing that people should participate in a charity softball tournament? a) softball is a great way to get some much-needed exercise. eliminate b) the money raised by the tournament will local animal shelters. c) the tournament is a fun way to spend time with friends while a worthy cause. d) even if you don't have any softball experience, you can form a team and participate.