A) remaining C) provided
B) existing D) available

A．it's a skill often used in dealing with a difficult article
B．reading is making constant hypotheses
C．without it, we will read and readjust our thoughts
D．it helps to understand what we read

A．give examples of the usefulness of the method.
B．show the advantages of making accurate predictions
C．reveal the text and questions in making prediction
D．demonstrate how a sound prediction is made