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was it/ were they invented by? Chelsea Lanmon Jayce Coziar and Jamie Ellsworth Julie Thompson What is it/ are they used for? scooping really cold ice cream seeing in the dark changing the style of the shoes music candle activity glasses temperature cup Try to be an inventor! Wele ! The passive voice. 被動語態(tài) 被動語態(tài)的 構成 : be動詞 + (及物 動詞的 ) 過去分詞 一般現(xiàn)在時 一般過去時 am (is, are) + done was (were) + done { Homework: Describe one of your inventions And then write it down.