Unit Two (Book Four)形成性练习I. RFDirections: In this part, you will have 15 minutes to go over a passage quickly and read ten statements after it.For statements1-10, write T (for True) if the statement agrees with the information given in the above paragraph(s); F (for False) if the statement contradicts the information given in the above paragraph(s);E (for Not given) if the statement is not given in the above paragraph(s); (1) Letters: Obsolete Technolog