Save our world Unit 3 Language in use Language practice Reuse means “use again”. Though pollution is heavy now, I don't think it's hopeless. Make new words. Join the parts of words in Box A with the words in Box B. You need to use some of the parts more than once. -able -ful im- -less re- un- care collect hope possible use usual wanted waste Sometimes if you know the meaning of the parts of a word, you can work out the meaning of the whole word. re + new + able: re = again, able = can be renewable = can be new again Now work in groups. Play the guessing game English for Fun. full of care can be collected full of hope without any hope not possible careful not usual without any use use again not wanted making a lot of waste Complete the sentences with the words in the box. hopeful impossible reuse unhealthy wasteful Polluted water is __________________. It is __________________ to throw so much food away. If you look after things well, you may __________________ some of them later. It is __________________ to clean up the whole river in such a short time. If we pay attention to pollution now, the future will be _________________.