... in Lessons 1–4: getting thefacts, finding the main idea, determining what words mean in context, and distinguishing between fact and opinion. In this lesson, you’ll getvital practice in using ... are earning millions of dollars in advertisingrevenue. All these clues would indicate that reality TVshows are spreading and growing in number, notshrinking or declining. Hence, the meaning of ... are:■Things known for certain to have happened■Things known for certain to be true■Things known for certain to existOpinions, on the other hand, are:■Things believed to have happened■Things...