•Thisinventionismadeofmetal
20•Itispoweredbyanengine
15•Itlookslikeabird
10•Itmakesitpossibleforpeopletoflytodifferentplacesintheworld
5AplaneIthascoloredlights;redmeansstop;greenmeansgo
5Thisisaninventionwhichcanhelppeopleinthestreets,especiallyinthebigcities
20Sometimes,itlookslikeatreestandingbesidethestreet
15Itdirectscars&trucksatcrossing
10Trafficlights•Thisinventioncanhelppeopledosomedailywork
20•Itisusefulforhousework
15•Themachinecanmakethingsclean
10•Itneedsdetergent(洗涤剂)&watertowashthingsthatyouwear
5Awashingmachine•Itallowsyoutogetanimageofanobject
20•Whenyoupressabutton,itworks
15•Whenaflashhappens,itwillcopyasceneontoafilm
10•Whenthefilmisdeveloped,thesceneyouhavecopiedappearsonapaper-likething
5Acamera•Hewasaworldfamousinventor
20•Hereisoneofhisphotos
15•HewasborninAmerica