Unit 1 Past and present

Read and learn the sentences I moved here with my family when I was two years old and have lived here since then. Eddie was born four years ago. Eddie has lived with Millie since he was born. Eddie has lived with Millie for four years.

The Present Tense We use the simple past tense to talk about what happened at a definite time in the past. Past present Eddie was born four years ago.

We use the present perfect tense to talk about things that started in the past and still have some connection with the present. Eddie has lived with Millie since he was born. Eddie has lived with Millie for four years. present Past present 4 years The Present Perfect Tense

现在完成时专项 一.概念 ： 1. 过去发生或已完成动作对现在造 成的影响或结果 2. 过去已开始持续到现在的动作或状态 They have left. ( 强调现在人不在那里 ) Sunshine town has changed a lot over the years.

二、现在完成时的构成 1. 现在完成时的肯定句 句型： 主语 + have /has + 过去分词。 We have lived in Beijing. He has lived in Beijing. I have finished my homework.

The past participle of verbs. The past participle of verbs. 1) We add ’ to regular verbs. 1) We add ‘-ed’ to regular verbs. Most verbs+ edvisit→visited Verbs ending in e+ dlive→lived Verbs ending in a consonant + y y→i + ed carry→carried Short verbs ending in a vowel + a consonant double the consonant + ed stop→stopped

2)We form the irregular verbs differently. We do not add ‘-ed’. Ask the students to look at the table of irregular verbs on Page 112. Ask the students to remember the past participle of irregular verbs. 动词原形 动词过去式 动词过去分词 A B B bring brought brought A B C do did done A A A let let let A B A come came come A A B beat beat beaten

写出下列动词的过去式和过去分词 visit copy repair move plan do go come be see forget learn own eat stop know read hear take write

visit copy repair move plan do go come be see visited - visited copied - copied repaired-repairedmoved- moved did - done went - gonecame - come was/were - beensaw - seen planned - planned

forget learn own eat stop know read hear take write forgot - forgottenlearnt - learnt owned - ownedate - eaten stopped - stoppedknew - known read - read heard - heard took - takenwrote - written

give fly hold receive cry hurt spend keep catch say make take talk grow ride drive buy carry run sing begin get gave - given said-said held-held received-received cried-cried hurt-hurt spent-spent kept-kept caught-caught flew-flown made-made took-taken talked-talked grew-grown rode-ridden drove-driven bought-bought carried-carried ran-run sang-sung began-begun got-got

2. 现在完成时的否定句 句型：主语 + have/has+ not+ 过去分词 I have not seen the movie yet. He hasn’t been to Beijing since then

Fill in the blanks with the correct forms of the verbs. Fill in the blanks with the correct forms of the verbs. 1) He ___________ (wait) for an hour. 1) He ___________ (wait) for an hour. 2) I _______________ (not finish) the work yet. 2) I _______________ (not finish) the work yet. 3) _____ you _______ (know) him since then? 3) _____ you _______ (know) him since then? 4) I ___________ (hear) from my brother recently. 4) I ___________ (hear) from my brother recently. 5) We ___________ (be) there many times in the past 3 years. 5) We ___________ (be) there many times in the past 3 years. 6) How long _____ you _______ (stay) at home already? 6) How long _____ you _______ (stay) at home already? 7) He ___________ (not read) the book before. 7) He ___________ (not read) the book before. 8) Her sister _________ (go) to Changchun. 8) Her sister _________ (go) to Changchun. She ____ (leave) this morning. She ____ (leave) this morning. 9) He _________ (live) in his hometown since he left here. 9) He _________ (live) in his hometown since he left here. 10) The writer _____________ (finish) several story-books since has waited haven’t finished Haveknown have heard have been havestayed hasn’t read has gone left has lived has finished

I / They/ We / You have arrived. He / She / It has Have you….? Has he….? Yes, I have Yes, he has. No, I haven’t. No, he hasn’t. has not = hasn’t have not=haven’t 3. 现在完成时的一般疑问句

Ask and answer questions Have you studied English for four years? Have you visited Shanghai? Have they done their homework? Has your father seen the film? Has your mother come back? Yes, we have./ No, we haven’t Yes, I have./ No, I haven’t Yes, they have./ No, they haven’t Yes, he has./ No, he hasn’t Yes, she has./ No, she hasn’t

1.Hurry up! Lunch ______ already ______ (begin). 2._____ he ever _______ (ride) a bike? 3.Li Ming ______ (hurt) his arm last week. He _____ already ______ (stay) in bed for five days. 4.Yesterday, she ________ (buy) one book in the bookshop. She ___________ (not read) it since then. 5.I _____ already _____ (lose) my pen. I _________ (buy) it two days ago. hasbegun Hasridden hurt hasstayed bought hasn’t read havelost bought

表示现在完成时的时间副词

Mr Chen has lived in Sunshine Town since he was two years old. since We have studied here for two years. since two years ago. pastpresent

现在完成时的常用时间状语： for + 一段时间 since + 过去的时间句子 : since he came here, since I was born since 1995 for two years since last year, since two years ago How long

1. She ___________(know) Fred since they were at primary school. 2. I ___________ (wait) here for a long time. 3. He ___________ (work) there since he left school. 4. I ____________ (teach) English for more than ten year. has known have waited has worked have taught

5. She __________ (know) Sam for nine years. 8. Mr.Wang ____________ (teach) in our school for ten years. 7. The Greens ___________ (live) in this street since We ___________(be) good friends since we were seven years old. has known has taught have lived have been

Recently we have already known a little about Sunshine Town. Recently we have already known a little about Sunshine Town. I have never been there before. Have you ever been there? No, I haven’t been there yet. Something new

we can use adverbs of time with the present perfect tense, such as already, ever, for, just, never, since and ye we can use adverbs of time with the present perfect tense, such as already, ever, for, just, never, since and ye I have just seen Millie on the playground. I have just seen Millie on the playground. Has Millie called yet? No, she hasn’t. Has Millie called yet? No, she hasn’t. I have not heard from Millie yet. I have not heard from Millie yet. I have done my homework already. I have done my homework already. I have never read the novel. I have never read the novel. …

现在完成时的常用时间状语： already 已经（ 肯定句） ever 曾经 （ 疑问句） yet 已经, 还, 尚（ 疑问句，否定句） never 从未 （ 否定句） just 刚刚（ 肯定句） for + 段时间（ 肯, 否, 疑问句） since + 过去的时间或动作 ( 肯, 否, 疑问句） recently 最近（ 肯, 否, 疑问句）

Exercises: Choose the correct adverbs of time to complete the sentences. (ever, never, just, already, for, since, yet) 1.Have you done your homework ____? 2. I have __________ been to Chengdu. 3.He has _______ washed the dishes. 4.He has worked there ______ he left school. 5.Have you cleaned your room _____? 6.She has known Sam _____ nine years. 7.Have you ______ ridden a horse? 8.They have ______ arrived. We have not completed the project _______. yet ever/never already since yet for ever just yet

Free talk 1 How long have you lived in Chang’an town? 2How long have you studied in this school? 3 How long have you studied English? 4 What have you studied these days? 5 Where have you travelled recently?

Translate the sentences into English. (1) 你最近收到你爸爸的来信了吗？ (1) 你最近收到你爸爸的来信了吗？ (2) 我已经很长时间没有拜访过我姑姑了。 (2) 我已经很长时间没有拜访过我姑姑了。 (3) Simon 曾经去过几次中国。 (3) Simon 曾经去过几次中国。 (4) 她刚刚写好两篇文章。 (4) 她刚刚写好两篇文章。 (5) 他们已经去电影院了。 (5) 他们已经去电影院了。 (6) Smith 夫妇还没有回来。 (6) Smith 夫妇还没有回来。 (7) 自从上午 9 点你就在等他吗？ (7) 自从上午 9 点你就在等他吗？ (8) 香港的新机场自从 1998 年就一直在服务中。 (8) 香港的新机场自从 1998 年就一直在服务中。