Unit 5 Celebrations-Grammar 現(xiàn)在完成時課件（共13張PPT）-2022-2023學(xué)年中職英語新高教版（2021）基礎(chǔ)模塊1

1、現(xiàn)在完成時現(xiàn)在完成時GrammarFT Clothing and ABC Shopping have been business partners for over ten years.Have you been to a welcome party before?Your support has played an important role in our companys growth.現(xiàn)在完成時Grammar現(xiàn)在完成時的基本結(jié)構(gòu)肯定句否定句一般疑問句肯定回答否定回答主語 + have / has + 動詞過去分詞 + 其他.主語 + have / has + not + 動詞過去分詞

2、+ 其他.Have / Has + 主語 + 動詞過去分詞 + 其他Yes, 主語 + have / has.No, 主語 + have / has + not.現(xiàn)在完成時( The Present Perfect Tense) have/has done是過去的動作或狀態(tài)持續(xù)到現(xiàn)在，或?qū)ΜF(xiàn)在造成的影響，可能持續(xù)發(fā)生下去。現(xiàn)在完成時Grammar動詞過去分詞變化規(guī)則(1)一般動詞，在詞尾直接加“-ed ” work-worked, visit-visited(2)以不發(fā)音的“e、ue”結(jié)尾的動詞，只在詞尾加“-d ” live-lived(3)以“輔音字母+ y ”結(jié)尾的動詞，將y變?yōu)閕，再加

3、“-ed” studystudied,crycried,trytried(4)“重讀閉音節(jié)”結(jié)尾，且末尾只有一個輔音字母（w、y、x除外），輔音字母前只有一個元音字母，先雙寫該輔音字母，再加“-ed”stopstopped, planplanned(5)以c結(jié)尾的動詞，要變c為ck，再加“-ed” picnicpicnicked，traffictrafficked(6)以及一些不規(guī)則變化動詞 be-been, buy-bought, cut-cut例句含義Lucy isnt at home. She has gone to the welcome banquet.Lucy has been t

4、o the opening ceremony before.Lucy has been in China for a week.特殊結(jié)構(gòu)用法:已經(jīng)去了，還沒回來曾經(jīng)去過已經(jīng)在某地待了多久用現(xiàn)在完成時補全以下句子。Read and complete.1) We (buy) enough beverages for the party. 2) The rain (stop) already. We can begin the opening ceremony. 3) The company (open) five new stores this year. 4) How long the stud

5、ents (prepare) for the banquet? 5) John (not be) to any parties since October. 6) Mary is not at home. She (go) to an office party.have boughthas stoppedhas openedhavehas not beenhas goneprepared用現(xiàn)在完成時補全以下句子。Read and complete.1) We (buy) enough beverages for the party. 2) The rain (stop) already. We

6、 can begin the opening ceremony. 3) The company (open) five new stores this year. 4) How long the students (prepare) for the banquet? 5) John (not be) to any parties since October. 6) Mary is not at home. She (go) to an office party.have boughthas stoppedhas openedhavehas not beenhas goneprepared（ ）

7、（ ）（ ）（ ）（ ）1) The Chinese have celebrated the Spring Festival2) They have been friends3) The opening ceremony began 4) Parties have become more and more popular5) The Peoples Republic of China was founded將以下句子與相應(yīng)的時間狀語相匹配。Read and match.A. in 1949.B. in recent years.C. at 10 oclock yesterday morning

8、.D. for thousands of years.E. since they met at the event last year.DECBA現(xiàn)在完成時不能單獨與準(zhǔn)確時間狀語連用（如表示過去的時間狀語）:如yesterday(morning、afternoon),last（morning、afternoon）等，除非與for, since連用。現(xiàn)在完成時往往同表示不確定的過去時間狀語連用: 如already（肯定句中），yet（否定，疑問，句末），just, before, recently, still, lately, ever等： I have already read this b

9、ook.我已經(jīng)看完這本書了。I havent seen much of him recently (lately).我已經(jīng)很久沒有看到他（最近的）。We have seen that film before.我們以前已經(jīng)看過那部電影了?，F(xiàn)在完成時態(tài)經(jīng)常與表示頻率的時間狀語連用，如often, sometimes, ever, never, twice, on several occasion等：Have you ever been to Beijing?你以前去過北京嗎？I have never heard Bunny say anything against her.我從來沒有聽到Bunny

10、說她的壞話。I have used this pen only three times. It is still good.這支鋼筆我只用過三次。它仍然是好的。用現(xiàn)在完成時梳理自己入學(xué)以來在以下方面的變化，并與同伴交流。Think and talk. D選擇合適的短語，用其適當(dāng)形式補全以下句子。Choose and complete.on behalf of1) Li Mei with all the preparation work.2) They have the marketing event.3) John went to the business event his company.

11、4) The kids are the Spring Festival celebration.5) They want to more people the party.invite to play an important role inneed a handlook forward toneeds a handplayed an important role inon behalf oflooking forward toinvite to用所給單詞的適當(dāng)形式補全以下短文。Read and complete.Writing a(n) 1) is one of the first jobs when you 2) for an event. It should include all the important information. For example, you need to make sure that the invited person know the purpose, the time an