unit 2 topic 1 section d.pptVIP

Unit 2 Saving the Earth Topic 1 Pollution has caused too many problems . Section D Read through Sections A-C and fill in the blanks with the correct words. Grammar I _____ (go) there two years ago. There ______ (be) lots of flowers and grass. What _________________ (happen) here? I have ______ (be) like this since last week. The flowers and grass ____________ (go)! been were has happened have gone went Simple Past ＆Present Perfect Oh, what a _______! There are several chemical factories _______ waste water into the stream. What’s ______, the factory makes too much noise… Noise is _________ to human’s health. People who work and live in noisy conditions often ______ deaf. …many teenagers in America can hear no ______ than 65-year-old people do, … …does great _______ to people’s hearing. Functions shame pouring worse go harmful better harm There are many kinds of pollution around us, air pollution light pollution litter water pollution soil pollution noise pollution ( ) 1. What is the passage mainly about? A. Air pollution. B. Light pollution. C. Litter. D. All sorts of pollution. ( ) 2. ________ destroy(s) the soil. A. Chemicals B. Weather C. Noise D. Industry ( ) 3. How do people feel after they work in strong light for a long time? A. Excited. B. Happy. C. Terrible. D. Sad. How well do you know Sections A-C? Now do the following tasks and check. A D C Pollution Cause Effect air pollution burning_____, _____ and _____ _____ eyes and _________ problems soil pollution _____ is everywhere, use too many __________ ______ environment and _________ food noise pollution _______________ place for a long time make people _____ and cause ____________ pressure light pollution _______ light kinds of ________, bad for ________ gas oil coal sore breathing litter chemicals dirty unhea