P12 Ex.12021/6/71sunburnt, ridof, expand, circulate, would rather, struggle, expert, satisfied with, equip, crop, thanks to2021/6/72P12 Ex.22021/6/731 statistics, globe 2 super, nationalities3 Hunger, disease4 Vietnam, occupations5 freedom, exportedAnswer key for Exercise 2 on page 12:2021/6/74P12 Ex.32021/6/75decade, struggle, expanding, Equipped, output, grain, crops, battles, disturbing2021/6/76P49 Ex.12021/6/77 battlecirculatecommentconfusediscoverequipexpand exportfocusproduceregretstrugglesum circulationconfusiondiscoveryequipmentexpansionproduction strugglesum2021/6/781. circulated2. focus export 3. commented regret4. struggled confusing5. equip2021/6/79P49 Ex.22021/6/710 chemicalspestsbacteriaproductionsoildiscoverieschemicalsmineralsnutritionrootfocus2021/6/711P49 Ex.32021/6/7121.Todays lesson focuses on how to write a summary of a news article.2.We must skim the report to find the main idea.3.The teacher told us to underline the difficult words and look them up in the dictionary.4. He said that details like statistics should not be included.5.I think Im going to use a report about how farmers are keeping their fields free of chemical fertilizers.6.It took the farmer twenty years to build up his business.7. Using too much chemical fertilizer will led to serious problems.2021/6/713部分资料从网络收集整理而来，供大家参考，感谢您的关注！