Unit4Topic1SectionB[修改版].ppt

Unit 4 Amazing ScienceTopic 1 When was it invented? ;( )1.He ___play computer games unless he finished his homework. A. was allowed to B. was not allowed to C. allow to ( )2.We all know that paper ___wood. A. is made of B. is made into C. is made from ( )3.This kind of machine ___in 2006. A. is invented B. is made C. was invented ( )4.A(An)___is used for taking photos. A .Camera B. Lift C. MP3 player ( )5 .We should spend more time ___because it’s too important. A .to learn English B. learning English C. in English;II. Fill in the blanks with the right preposition. 1.The desk is made _____ wood. 2.The red wine is made _____ grapes. 3.This delicious cake was made ___my mother. 4.Glasses are made ___ glass. 5.Our group is made up ___ four students. 6.That kind of machine is made _____Japan.;invent /America/in 1946;MP3 player 1998 Korea listen to music;A:What’s this ? B:It’s … A:When was it invented ? B: It was invented in … A: Who invented it ? B:… ;1b Listen to 1a and choose the correct answers. ;;In 1895 in 1903 in 1879;1c Read 1a and complete the table.;1a Look, listen and say.;1d Discuss with your classmates the inventions listed in 1c. Let them guess which invention you are describing. ;A: What are these ? B:… A: When were they produced first ? B:… A: What were they made of ? B:…;2 Fill in the blanks with the proper forms of the given words. ;A. Karl Benz;4a Read the following words. Listen and check the vowels. ;4b Listen and read the following sentences aloud, paying attention to the stress and intonation. Then use the words in 4a to make up similar conversations. ;The light bulb is w______ used by people everywhere. Thomas Edison i_______ the light bulb in 1879. It’s s______ that he invented more than two thousand things during his life. The airplane was invented by Wilbur and Orville Wright in 1903. It’s d______ from