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课件网) Unit6 Electricity Writing Learning Objectives use model verbs like must /mustn't correctly to write home rules for saving electricity. apply unit vocabularies, like appliances, switch off, unplug in this writing task. recognize the importance of energy conservation for environmental protection. By the end of this lesson, students will be able to: What is it We use it to watch programmes. television We use it to cool down rooms in summer. air conditioner We use it to keep food cold and fresh. fridge/ refrigerator We use it to cook rice. rice cooker We use it to wash or dry clothes. HD washing machine We use it to boil water with no fire in sight. electric kettle We use it to heat food quickly. microwave oven We use it when we need hot water for a shower or washing dishes. water heater Brainstorm Can you figure out other electrical appliances Electrical appliances play an important role in our daily life. But… dryer Energy Saving Quiz Do you turn off lights when leaving a room Do you turn on the light bulbs during daytime Do you often leave the fridge door open Do you keep the water heater on standby(待机模式) Do you unplug chargers(拔充电器) when not in use Let’s see how we use electrical appliances at home. Review What will our life be like without electricity Our lives will be difficult without electricity. So it’s necessary for us to save it! Writing Task Write rules for saving electricity at home. Imperatives(祈使句) Do…/Don’t do… Task 1 Free Talk What are rules like What sentence patterns are preferred in rules 2. Modal verbs: must/mustn’t + do should/shouldn’t + do … (switch off, leave) Task 2 Look and Say 1.We should switch off the lights when we leave the room. Look at the pictures. Try to make rules by using model verbs “should/ shouldn’t/ must/ mustn’t” and the words given below. (turn off, not use) 2.We should turn off the computer when we are not using it. 3.We shouldn’t turn on the air conditioner with the window open. (with…open) (leave…open) 4.We shouldn’t leave the fridge door open. Task 3 Room-based discussion Reference参考词汇: unplug devices 拔掉设备 charger 充电器 energy-saving bulbs 节能灯泡 air dry clothes 自然晾干衣物 natural lighting 自然照明 One group for one room. Work in groups and propose at least 3 rules. Living room Bedroom Kitchen Restroom Task 4 Writing It’s time to write your own family rules for saving electricity. at least 3 Dos and 3 Don’t for saving electricity proper model verbs new words/ phrases in this unit Peer Check 3 Dos and Don’ts proper modal verbs new words and expressions in this unit creative ideas and confident performance Share your “Home Rules” in front of the class and vote for the best work. Self-assessment Self-assessment ★★★★★ ★★★★ ★★★ I wrote home rules about what we must and mustn’t do to save electricity. I used modal verbs, such as _____ correctly. I used the words and expressions I learnt ... ...
