Unit3 Online tours Grammar课件-2023-2024学年牛津译林版八年级英语下册

牛津译林版八年级英语下册 Unit3 Online tours Grammar Study objectives 1. 95% students can tell the differences between the simple past tense and the present perfect tense. 2.95% students can use them freely. Read and tell the difference: Daniel bought a new computer last month. Daniel has bought a new computer. Does Daniel still have the computer now? We are not sure.We can just know he bought it last month. Yes. Daniel has a computer now. But we don’t know when he bought it. Wise men learn by other men's mistakes; fools by their own Read and tell the difference: Daniel went to Beijing two years ago. Daniel has lived in Beijing for two years. Work out the rule: We use________________ to tell what happened in the past. We use________________ to talk about an action that started in the past and continues(继续) to the present. the simple past tense the present perfect tense the simple past tense(一般过去时) the present perfect tense(现在完成时) Wise men learn by other men's mistakes; fools by their own Millie has never been to Nanjing. She is asking Simon about the city. Complete their conversation with the correct forms of the words in brackets. C ▲ Wise men learn by other men's mistakes; fools by their own Millie: (1)___________________ (you/be/ever) to Nanjing? Simon: Yes. I (2)____________ (be) there three times. Millie: When (3)____________ (you/go) there last? Simon: Last summer. I (4)_________ (spend) a week there. Millie: (5)____________ (you/like) it? Simon: Oh yes. I (6)________ (have) a great time there. I (7)_________ (visit) many places of interest and (8)________ (eat) lots of local food. Millie: Lucky you! I (9)_______________ (be/never) there. Have you ever been have been did you go spent had visited ate have never been Did you like Wise men learn by other men's mistakes; fools by their own We often use these time expressions with the present perfect tense: already up to now ever