四川省成都市20xx-20xx學年高中英語 module5 a lesson in a lab listening課件 外研版必修1-全文預(yù)覽
【正文】 ll listening. am very happy you’ve understood. . White, what shall we do next after weighing the magnesium? quietly, class. Don’t interrupt other groups. it’s your turn Go ahead you’ve got it here do we go from here Keep the noise down, Everyday English WB Listening P95 Aim: Equipment/Apparatus: Method / Stages: 1 2 3 4 5 6 7 Result: Conclusion: To write secret message with invisible ink. a lemon, a small container, a pen, some white writing paper, a candle, some matches g a b f d c
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