Unit 4 Natural Disasters Video Time 任务单
学习目标
1. 了解海啸发生的原因以及对人类所造成的巨大伤害； 2. 了解科学家们为预测和预防海啸所做的努力。
课上学习任务
【学习任务一】 Look at the pictures, and answer the questions.
Q1. What natural disaster is shown in the pictures Q2. What is a tsunami
Q3. What causes it Q4. What is its damage 【学习任务二】 BEFORE YOU WATCH Read the sentences about the formation and effects of tsunamis. Then match each sentence with the correct picture. A. Tectonic plates push together. B. A series of waves expands in all directions. C. Whole sections of cities are destroyed. 【学习任务三】 WHILE YOU WATCH Decide whether the statements are true (T) or false (F). 1. There are few warning signs just before a tsunami hits. 2. A tsunami breaks just like an ordinary wave but is bigger. 3. Scientists at the Pacific Tsunami Warning Center monitor the earth’s movements 24 hours a day in order to track tsunamis. 【学习任务四】 WHILE YOU WATCH Circle the correct word(s) in each sentence. 1. An earthquake occurs when plates below the earth’s surface push together/ pull apart. 2. Tsunami waves deep at sea move fast and rise only a few / hundreds of feet. 3. As these killer waves enter shallow waters, their speed is reduced/ raised. 4. Most tsunami damage is caused when the waves come in from / move back out to
the sea. 【学习任务五】 WHILE YOU WATCH Answer the questions below. . What have you learnt about tsunamis . What is a tsunami . What causes a tsunami . What is the damage of a tsunami 【学习任务六】 WHILE YOU WATCH Fill in the blanks. 1. If they discover a quake big enough to a tsunami, the scientists try to find out the wave will head and warn people in its . 2. Their advice is simple: the coastal areas and move to ground. Wait for news that the danger has .
推荐的学习资源Unit 4 Natural Disasters Listening and Speaking 任务单
学习目标
1.运用听力策略获取新闻播报中关于自然灾害的关键信息； 2.模仿新闻播报，报道突发的自然灾害； 3.分辨清辅音和浊辅音，总结-ed 在词尾发音的规律。
课上学习任务
【学习任务一】 Warming-up 1. Watch the video Natural Disasters and look at the photos. Write down the names of the natural disasters. 2. Read the new words and try to remember them. 【学习任务二】 Listening 1. Listen to the news reports and tick the disasters that you hear. 2. Circle the key words in the questions and write the kind of information they refer to. 3. Listen again and answer the questions.
【学习任务三】 Speaking 1. Summarize the main points of a news report about natural disasters. 2. Listen and read the news reports and summarize the expressions used to introduce time, place, damage and rescue as well as typical expressions used in news reports. News report 1 Good morning, it’s 17 April. A strong earthquake hit Ecuador yesterday. The 7.8 -magnitude earthquake damaged many buildings, and early reports said that about 230 people were killed and more than 1,500 were injured. Volunteers and rescue workers are helping the survivors. News report 2 Good evening. Today is 27 March. More news about the floods in central China. The government is helping more than 12,000 people in Hunan and Jiangxi get away from the rising water. Homes and land have been destroyed, but no one has been killed. Rescue workers and soldiers are working day and night to make sure that people are safe. They are also bringing food and water to those whose homes were lost in the disaster. News report 3 Breaking news, Saturday 12 August. A tornado was just seen in southern Memphis. Eyewitnesses said that at 9:25 a.m., the tornado destroyed four homes. A police officer tells us that at least one person has died. More tornados are possible, and the police advise avoiding the area. News report 4 And in Seoul, a landslide damaged a library and a supermarket in a southern neighbourhood. The landslide was caused by the heavy rain that has fallen in Seoul over the past week. According to the police, no one was injured in the landslide, but several cars were damaged. Those are the top news for today, Wednesday 21 July. 3. Read about the disasters and prepare a short news report on one of them. Then read the sample. Sample News Reports Good morning. Today is 13 May. Ahuge earthquake hit Wenchuan, China yesterday. It has killed at least 8,500 people by now. The earthquake measured 7.8 on the Richter scale.
Injured survivors have been moved to safety by rescue workers, including medical workers, troops, and volunteers, who organised quickly. 【学习任务四】 Pronunciation 1. Listen and repeat. Pay attention to the letters in bold. 2. Read the words aloud. Pay attention to the pronunciation of the -ed endings. Then write the words in the boxes. 3. Listen to the words in each box and repeat.
推荐的学习资源
无Unit 4 Natural Disasters Listening and Talking（第四课时）任务单
学习目标
1.获取听力文本中关于为自然灾难做好准备的关键信息； 2.用课上所学的表达和语言结构谈论应对自然灾难的安全措施。
课上学习任务
【学习任务一】 Warming up Type of natural disaster: Ways to protect ourselves: 1. 2. 3. 【学习任务二】 Listening Mrs Fors is a rescue worker. She and her dog, Lucky, are visiting a senior high school. Listen to the conversation and complete the table below.
【学习任务三】 Language learning Listen to the whole conversation again. Fill in the blanks and focus on the functional words of giving instructions. 【学习任务四】 Talking 1. Talk about one type of disasters and prepare a list of safety instructions. 2. Report to the class the safety instructions you listed and then explain what emergency supplies people should keep on hand. 【学习任务五】 Homework
Make a “survival manual” for surviving one or two natural disasters.
推荐的学习资源
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