In English ,there are a lot of words formed by adding the prefix “tele-”,such as "teleconference","television","telescope","telephone",“telecommunications”. Do you know what does the prefix "tele-" mean?
【单选题】The night before a midterm exam, you decide to go to the movies instead of studying for the exam. You score 60 percent on your exam. If you had studied the night before, you'd have scored 70 percent. ...