CHAPTER ONE WaterAnswer the following questions.1What is Hi doing now?2What does Lo want to do now?3What does Hi say to him?4What does Lo probably feel when he hears this?5What may happen to Lo?A Brainstorming: Where can we see water?B How much do you know about water? Try this quiz first.1You can live without water for a few ______.a daysb weeksc hours2Your body needs about ______ litres of water every day.a twob fourc eight3When you exercise, you need ______ water.a moreb lessc little4When you boil water, it becomes ______.a liquidb solidc gas5Water covers about ______ of Earth.a one thirdb halfc two thirds6The scientific symbol for water is ______.a HOb H2Oc H2O2C What do you usually use water to do? Discuss in groups and give your answers.D Look at these pictures again and think what may happen if there is no water.A1 Use the picture on the right to put these sentences in the correct order.( ) It flows into the sea.( ) It runs into streams and rivers.( ) It rises from the sea to the sky.( ) Water falls from the clouds as rain.( ) It falls as rain again.A2 Look at the picture again and say how water comes in your own words.B1 Look at the title of the story and the picture on page 3. Who do you think are talking in the story?Water talkB2 Look at the picture again. What is the girl probably doing in the picture?B3 What do you think the girl and the water drop will talk about?A1 Read the whole letter on page 3 for the first time. Find the following words or expressions in the passage. Work out their meanings by yourself.1pouring2froze3wasting4obeyed5nodded6cleaned up7travelled8until9pump10in the first place11pollute12valuableA2 Choose the best meanings.1pouringa flowingb disappea...
