Bài giảng môn Tiếng anh Lớp 8 - Unit 7, Lesson 2: A Closer Look 1

English 8UNIT 7 . POLLUTIONPERIOD 58: COMMUNICATIONWelcome to our class* WARM UP: BRAINSTORMING POLLUTIONAir pollutionLight pollutionSoil pollutionWater pollutionNoise pollution visual pollutionThermal pollutionradioactive pollution1. Complete the table with appropriate verbs, nouns and adjectives:1. VerbNounAdjectiveto poison(1)------------------poisonous(2)----------------- contaminationcontaminantcontaminatedto pollutepollution(3)------------------(4)------------------to die(5)-------------------Deadto damagedamage(6)------------------poison.contaminatepollutant polluteddeathdamaged(làm bẩn)(chất gây bẩn)(chất gây ô nhiễm)2. Complete the sentences with the words from the table in 1. You do not need to use all the words. The first letter of each word has been provided.1. The p____________ chemical waste is dumped into the river 2. Do you know what p__________ cause air pollution ?3. The d _________ fish are floating in the water.4. Don’t drink that water. It’s c____________ .5. The acid rain has caused d____________ to the trees in the area.6. If we p _____ the air, more peple will have breathing problems.oisonousollutantseadontaminatedamageolluteGrammarPhrases of cause and effect1. Since / because + S + V- Since the water is polluted, the fish are dead. - Because the water is polluted, the fish are dead. 2. due to / because of + Nphrase- The fish are dead because of the polluted water .- The fish are dead due to the polluted water .CAUSE( Vì )( Vì )( nguyên nhân )- The water is polluted, so the fish are dead. 1. so + S + VEFFECT 2. to cause sth / to lead to sth / to result in sth - The polluted water causes/ results in the death of the fish 3. to make sb / sth do sth - The polluted water makes the fish die . ( hậu quả)- birth defect (n):expose to (v):be exposed to :Vocabularykhuyết tật bẩm sinhtiếp xúc vớibị nhiễm3. a. Decide which sentence in each pair of sentences is a cause and which is an effect. Write C (for cause) or E (for effect) next to each sentence. Note that the words in brackets relate to Activity 3b.C E C E C E C E E C b. Combine the sentences in each pair into a new sentence that shows a cause/ effect relationship. Use the cause or effect signal word or phrase given in brackets. You will have to add, delete, or change words in most sentences.EXAMPLE:1. Because people throw litter on the ground, many animals eat it and become sick Oil spills from ships in oceans and rivers lead to the death of many aquatic animals and plants.2. Ships spills oil in oceans and rivers . Many aquatic animals and plants die. (lead to) Households dump waste into the river so it is polluted.3. Households dump waste into the river. it is polluted. (so)  Since the parents were exposed to radiation, their children have birth defects. We can’t see the stars at night due to the light pollution.4. Their children have birth defects. the parents were exposed to radiation. (since)5. We can’t see the stars at night . There is too much light pollution.(due to)4. Work in groups. Look at the pairs of pictures. Give as many sentences as possible to show cause/ effect relationships.Example 1. People cough because they breathe in the fumes from cars.4. We plant trees, so plants can’t grow.2. The soil is polluted, 3. We won’t have fresh water to drink because of water pollution.so we can have fresh air.ArtisticAthleticHistoricHistoricalLogical6. Physical7. Heroic8. Poetic9. Botanic10. Botanical5. Listen and mark the stress in each word, then repeat it.6. Underline the words ending in -ic and circle the words ending in -al in the following sentences. Mark the stress in each word. Listen and check your answer, then repeat the sentences.Revise the new words, exercises, pronunciation. Make sentences with the way to use “cause and effect” in the work notebook.Complete Ex.3bPrepare the new lesson : A closer look 2Thanks for your attendance!Goodbye. See you again