Unit3 What were you doing when the UFO arrived?• What were you doing when the UFO arrived?A: I was standing in front of the library when the UFO arrived.• A: What were you doing when the UFO arrived?•B: I was sleeping late in my bedroom when the UFO arrived.• What were you doing when the UFO arrived?• I was cooking dinner in the kitchen when the UFO arrived.• What were you doing when the UFO arrived? • • I was cutting hair in the barber shop when the UFO arrived.• What were you doing when the UFO arrived?• I was getting out of the • shower from the bathroom• when the UFO arrived.• What were you doing when the UFO arrived?• Study for the test• What were you doing when the UFO arrived?• Have a party• What were you doing when the UFO arrived?• fish near the beach• What were you doing when the UFO arrived?• climb the mountains• What were you doing when the UFO arrived?• stay in the libraryWhat was she doing when the UFO arrived ? • taking a bath (in the bathroom)• studying English (in the classroom)• taking a walk (near my house)• talking with my tutor (at the street corner)• climbing the mountain• buying a dictionary (at the bookstore)• coming to school with PeterWhat were you doing when the UFO arrived?• eating lunch (at school) • going to the library • making a smoothie (in the kitchen)• shouting (on the playground) Exercises•Yesterday morning when the UFO landed…Mr. Green• Mr. Li was…MaryTonyMr. BlackMr. Green• yesterday morning• when the UFO landedMs. Lin yesterday morningyesterday afternoonyesterday eveningLucyyesterday morningyesterday afternoonyesterday evening2a Listen and order these statements [1-5]. The alien visited the Museum of Flight....