苏教牛津译林版初中英语八年级下册Unit 3 Online Tours课件4PPT课件
合集下载
- 1、下载文档前请自行甄别文档内容的完整性，平台不提供额外的编辑、内容补充、找答案等附加服务。
- 2、"仅部分预览"的文档,不可在线预览部分如存在完整性等问题,可反馈申请退款(可完整预览的文档不适用该条件!)。
- 3、如文档侵犯您的权益，请联系客服反馈,我们会尽快为您处理(人工客服工作时间：9:00-18:30)。
Daniel went to Beijing two years ago. Daniel bought a new computer last month. Mr Wu visited Canada in 2010 and 2011.
We use the Present perfect tuse the Present perfect tense
to tell how many times an action has happened till now.
Mr Wu has been to Canada twice.
Differences between Simple past tense and Present perfect tense.
to talk about the result of an action. When the action happened is not very important. It may have just happened or happened some time ago.
Daniel has bought a new computer.
online tour?
Work out the rule
There are some differences between the Simple past tense and the Present perfect tense.
We use the Simple past tense to tell what happened in the past.
to talk about an action that started in the past and continues to the present.
Daniel has been to Beijing for two years.
We use the Present perfect tense
We often use these time expressions with the Simple past tense: yesterday, the other day, last …, …ago, just now.
We often use these time expressions with the Present perfect tense: already, just, recently, yet, so far,
Complete Part A and Part B on page 41 and underline the different time expressions.
Different time expressions between the Simple past tense and the Present perfect tense.
1. Have you ever been to Beijing? 2. When did you go to Beijing? 3. How many times have you been to Beijing? 4. Have you ever bought a computer? 5. When and where did you buy it? 6. How many times have you used it for an
up to now, till now, for …, since…, in the past/last ten years.
Complete Millie’s diary entry with the correct forms of the verbs in the
. box (Part D on page 42)
Unit 3 Online Tours
Grammar
Simple past tense and Present perfect tense
Ask and answer about something including Simple past tense and Present perfect tense.
Complete the conversation using the correct forms of the verbs in brackets
. (Part C on page 42)
Work in pairs. Use Part C as a model. Talk about the places of interest you’ve visited before. Pay attention to the tenses.
We use the Present perfect tuse the Present perfect tense
to tell how many times an action has happened till now.
Mr Wu has been to Canada twice.
Differences between Simple past tense and Present perfect tense.
to talk about the result of an action. When the action happened is not very important. It may have just happened or happened some time ago.
Daniel has bought a new computer.
online tour?
Work out the rule
There are some differences between the Simple past tense and the Present perfect tense.
We use the Simple past tense to tell what happened in the past.
to talk about an action that started in the past and continues to the present.
Daniel has been to Beijing for two years.
We use the Present perfect tense
We often use these time expressions with the Simple past tense: yesterday, the other day, last …, …ago, just now.
We often use these time expressions with the Present perfect tense: already, just, recently, yet, so far,
Complete Part A and Part B on page 41 and underline the different time expressions.
Different time expressions between the Simple past tense and the Present perfect tense.
1. Have you ever been to Beijing? 2. When did you go to Beijing? 3. How many times have you been to Beijing? 4. Have you ever bought a computer? 5. When and where did you buy it? 6. How many times have you used it for an
up to now, till now, for …, since…, in the past/last ten years.
Complete Millie’s diary entry with the correct forms of the verbs in the
. box (Part D on page 42)
Unit 3 Online Tours
Grammar
Simple past tense and Present perfect tense
Ask and answer about something including Simple past tense and Present perfect tense.
Complete the conversation using the correct forms of the verbs in brackets
. (Part C on page 42)
Work in pairs. Use Part C as a model. Talk about the places of interest you’ve visited before. Pay attention to the tenses.