1 What is the talk mainly about? A Symbolism in African rock art B Differences between European and African rock art C Conservation of African rock art D New discoveries of African rock art 2 According to the professor, what are two main causes of damage to African rock art? Click on 2 answers A Pollution B The weather C Animals D Tourists 3 Why dose the professor mention the Getty Institute A It is helping to photograph the art B It is displaying samples of the art the school C One of its members discovered the paintings in the Sahara D One of its members found a way to determine the age of African paintings 4 How do the African rock paintings differ from European rock paintings? A The African paintings more frequently depict people B The African paintings are more abstract C The African paintings do not depict animals D The African paintings are less colorful 5 According to the professor, what was unusual about the paint used by some African rock artists? A Animal blood was one of its ingredients B It was a mixture of charcoal and water C It reflected light D The sun and rain did not fade its color 6 What was learned about the Sahara from African rock art? A It was much larger than its present size. B Its people migrated to southern Europe. C It once had plenty of rainfall. D It was once separate from the African continent. 7 What is purpose of the talk? A To show the effect of poetry on society. B To point out stylistic similarities of two poets. C To compare the social structure of the United States before and after the Civil War. D To introduce the poetry of a particular period. 8 What does professor say about fiction during the period immediately after...