北师大（三起）三年级英语下册课件 unit 12 Review（三）.pptVIP

sour sweet sweet soft bitter sweet soft salty 1a. Fill in the blanks with the words given. sour sweet, crispy, salty, sour salty sweet sweet 1b. Write the name of a different food  after each word. sweet: crispy: salty: sour: banana, apple, cake potato chips, salad pizza, french fries, olives grape, lemon, pickle, grapefruit 2a. Listen and circle “T” or “F”. 1. Potato chips were invented by mistake. 2. They were invented in 1863. 3. The customer thought the potatoes weren’t thin enough. 4. The customer said they weren’t salty enough. 5. George wanted to make the customer happy. 6. The customer was happy in the end. T F T F F T The history of potato chips _____________ that potato chips were invented by mistake? Potato chips _____________ by a chef called George Crum. They were invented in _______. George Crum cooked them for a long time until they __________. And he sprinkled lots of salt on them so they were _____________. Did you know were invented 1853 were crispy really salty 2b. Listen again and complete the sentences. 2c. Pairwork A: Did you know potato chips were invented by mistake? B: Wow, I didn’t know that.Who invented them? A: it was invented by a chef called Geroge Crum. 3a.Read the article and answer the  questions. Who invented tea? 1. What is the article about? 2. When was it invented? 3. Who was it invented by? 4. How was it invented? It is about the invention of tea. It was invented over three thousand years. It was in invented by the Chinese emperor, Shen Nong. It was invented by accident. Match them into sentences. The tea wasn’t brought to the western world until 1610. Shen Nong was boiling drinking water over an open fire Some leaves fell to the water The emperor decided to taste the hot mixture 3b. Write an article using the notes in the box. Who: college students What: metal pie plate, flying disk When: 1950s Where: bakery Bridgeport, Connecticut How: students e