Der Vortrag „Archiv - Listening: Übung 7“ von Mike Giesler ist Bestandteil des Kurses „Archiv - Vorbereitungskurs TOEFL iBT“. Der Vortrag ist dabei in folgende Kapitel unterteilt:
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... glass was easier to cut to the appropriate size. c) Clear glass magnified the letters ...
... historical records are more detailed than those of other inventions. b) It had little impact on social attitudes ..
.... c) They could not correct vision accurately. ...
... Answer Choices: a) Inexpensive eyeglasses became available. ...
.... c) The number of people interested in reading increased. ...