1、Select the seedsPlough/ turn over the soilSow the seedFarming Steps1Remove the weeds Fertilizing RiceWhat do you know about fertilizers?Why do people use them?Are all the fertilizers good for the land?Think about .Fertilizer What are the differences between these two kinds of fertilizers?chemical fa

2、rming organic farmingBetter？Skim the text, try to get the main idea of each paragraphLISTENINGPart 2Part 1Para 1.Para 2.Para 3.Para 4.Long-term use of_ fertilizers can cause damage to_.Farmers and customers turn to_._ caused by chemical fertilizers.Other methods to keep_.chemicalthe land and peoples

3、 healthProblemsorganic farming the soil fertilehttp:/www.ppthi-.1. Why are chemical fertilizers so popular in farming today?2. What is organic farming?Because they are a great way to stop crop disease and increase production. Organic farming is farming without using any chemicals.Read Part 1, try to

4、 find the problems and causes of chemical farming, then fill the blanks. ProblemsCausesdamage_affect _, _ and _.lead to _ and _.fruit, vegetables and other food have less _.by killing _ _by staying in the ground and underground waterby building up_ _by growing too fastthe land crops animals humans c

5、ancer other illnessnutrition the helpful bacteria and pests as well as harmful ones. in peoples bodies over time Read Part 2, try to find the methods and advantages of organic farming as well as the way to keep the soil fertile, then fill the blanks. Methodsuse natural waste _ _make the soil_ _chang

6、e _ _put _ back into _, making _ _plant different _ with different lengths of _Use different levels of soil plant _ and then leave it _ _ prevent wind or water from carrying away the soil and become a natural fertilizer richer in minerals and so more fertile from animals as fertilizer the kind of cr

7、op in each field every few years important minerals the soil it ready for other crops crops roots grass between crops in the ground Advantages The methods to keep the soil fertile： using natural waste from animals as fertilizer. changing the kind of crop in each field . planting crops to use differe

8、nt levels of soil. planting grass between crops to prevent The same goal : _ to grow good food and avoid damaging the environment or peoples health.1234 In recent days, scientists have discovered that using_ fertilizers for a long time can _ the land and also peoples health. There are several _ caus

9、ed by chemical fertilizers. They damage the land, stay in the water for a long time which can_ in peoples bodies and _ many illnesses. chemicalproblemscause damage to build upSummarylead to_ farming is becoming more popular with some farmers. Organic farming does not use any chemicals and _ keeping

10、the soil rich. This also _ the air and crops _ chemicals. There are many organic farming_ for making the land healthy and productive. All of these methods try to produce good food and to keep the environment and peoples health.keepmethodsfocus onOrganicfree fromProtect the landSpeaking 1. Read the little pas