外研社英语必修一第四模块语法现在完成时态 学案.docx

1、B1M 4 Grammar: Present perfect tenseStep 1 Scan the passage. Find out four great changes in China and complete the mind-map.Chinas economy(经济) has grown fast in the past five years. Up to now, the population out of poverty（贫穷） in the countryside has reached 55.64 million. The country also has helped

2、 the environment protection for many years. The government has closed some heavily polluting factories down or moved them away, and new factories have been open in the safer place since 2019. So the air has become much cleaner to breathe so far. Chinese culture has become more important over the las

3、t 5 years and the number of people who are learning Chinese has increased recently. Its been 5 years since Ana, a Spanish teacher began learning Chinese. She has already bought Mo Yans novels, and this is the first time that she has translated them into Spanish.Besides, China has played an important

4、 international role in the world. The Belt and Road Initiative（倡议）has improved connection among the countries. China has become one of the most responsible global leaders the whole world has seen.Mind-map about great changesStep 2 Read the passage carefully. Underline present perfect tense, circle t

5、ime adverbials, and then summarize the usage.TensePresent _ tense(现在完成时态)Structure(结构) _Time adverbials(时间状语)_(2019); _ (many years);in the past five years, _,_,_,Sentence patterns(句型) 1._2._3._FunctionTo describe an action that_ in the past and has some influence on the_situation; or may_in the fut

6、ureStep 3 Join the words or phrases in the box into sentences about the changes in means of transportation with present perfect tense. its beensince sb. did/complete/ metro line _the bullet train/ one of the most convenient/take /so far_the first time that/use/ the shared cars_the shared bikes/ appear/ for about 4 years_Step 4 Expand your sentences into a short passage to introduce these changes in Chengdu to Ana._Homework Polish your writing and share it with your classmates.