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s she dancing? No, she wasn’t. at 10:30? ? Have you ever seen it ? UFO: Unidentified Flying Object 不 明飛行物 Who drives the UFO? aliens On December 22,2020, the UFO was flying in the sky of Guangzhou. ? What was he doing B: He was sleeping late in his bedroom when the UFO arrived. when the UFO arrived? ? What was she doing when the UFO arrived? ? B: She was cooking dinner in the kitchen when the UFO arrived. ? What was he doing when the UFO arrived? ? barber shop He was cutting hair in the barber shop(=in the barber’s) when the UFO arrived. What was Alice doing when I got out of the shower from the bathroom? She was playing the piano. What were they doing when the plane took off? They were swimming in the river. take off A: What were you doing when the traffic accident happened? B: We were having a party. traffic accident 過(guò)去進(jìn)行時(shí) 含義 : 表示 過(guò) 去 某 個(gè)時(shí) 刻或某段 時(shí)間 正在 進(jìn) 行 的 動(dòng) 作 , 這 特定 時(shí)間 除有上下文暗示外 ,一般用 時(shí)間狀語(yǔ) 表示 。(字?jǐn)?shù) 60字左右) Homework: Write a position describing the twin’s life last weekend