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since 引導(dǎo)的從句往往放在主句之前。s go to the park. 既然你已把工作做完了,我們?nèi)ス珗@吧。 He has been ill since I saw him last. 從上次我見他以來,他一直在生病。t met since. 我在去年見到過他,從那以后我們就沒有見面。 2. 用作副詞,意思是 “從那時(shí)以來 ”。 I haven39。t bought any expensive clothes for 10 months. since 的四種用法 1) since +過去一個(gè)時(shí)間點(diǎn) (如具體的年、月、日期、鐘點(diǎn)、 1980, last month, half past six)。t taken a trip since the year before last. 課題 Unit 6 How long have you been collecting shells? period 5 M: Kate hasn39。t heard from her sister since April. M: Kate hasn39。t eaten any meat since last week. M: Kate hasn39。t written to his daughter, Jenny, for two weeks. M: Henry hasn39。t seen his cousin, Susan, since last year. M: Henry hasn39。s been in school for 4 hours today. 教學(xué)后記 課題 Unit 6 How long have you been collecting shells? period 5 (知識(shí) 能力 品德) 教 學(xué) 目 標(biāo) Topic: Hobbies Functions: Talk about how long you have been doing things Structure: Present prefect progressive Simple past tense Present progressive tense How long have you been skating? I’ve been skating since nine o’clock. (重點(diǎn) 難點(diǎn)) 教 材 分 析 Target language: How long have you been skating? I’ve been skating since nine o’clock. When did you start skating? I started skating at nine o’clock. Students are skating at the Hilltop School. 板書 設(shè)計(jì) 示意 框圖 Unit 6 How long have you been collecting shells? How long have you been skating? I’ve been skating since nine o’clock. When did you start skating? I started skating at nine o’clock. Students are skating at the Hilltop School. 時(shí)序 教學(xué)操作過程設(shè)計(jì)(重點(diǎn)寫怎么教及學(xué)法指導(dǎo),含課練,作業(yè)安排) 練習(xí) 教師念一個(gè)現(xiàn)在完成式否定句 ,提出一個(gè)表明時(shí)間的詞組 , 要求把這個(gè)詞組用進(jìn)原來的句子里 . 注意凡是指明特定的時(shí)間,就必須用 since, 凡是說明時(shí)間長(zhǎng)短的詞組 ,就必須用 for. 每做完一句聽老師念正確答案 . 看做對(duì)了沒有 . M: Henry hasn39。s taught in elementary school for many years. M: How long ha s Kate taught this year? M: 6 months F: Kate39。 SINCE 和 FOR since 跟 for 的用法 . 這個(gè)兩個(gè)字常常跟現(xiàn)在完成式句子一起用 . since 表示 自從一個(gè)特定的時(shí)間開始 , for 表示 時(shí)間持續(xù)了多久 . 比較這兩個(gè)連詞的用法 . M: Henry and Kate have been married since 1962. F: They have been married for a long time. M: Henry and Kate have lived in Seattle since 196 課題 Unit 6 How long have you been collecting shells? period 4 F: They have lived in Seattle for a long time. M: Henry has worked as a fireman since 1970. F: He has worked as a fireman for many years. 下面這組練習(xí)是由老師問你一個(gè)問題 , 然后 , 他提出一個(gè)特定的時(shí)間請(qǐng)你用 since 跟這個(gè)特定的時(shí)間回答問題 . 這些問題都是跟亨利作救火員有關(guān)系的 . 每作完一句就請(qǐng)你聽正確答案 . M: Has Henry wanted to be a fireman? M: He was a child. F: Henry has wanted to be a fireman since he was a child. M: Has Henry worked as a fireman for a long time? M: 1970 F: Henry has worked as a fireman since 1970. M: Has Henry ever worked for the city government? M: He got married. F: Henry has worked for the city government since he got married. M: Has Henry been very busy with his job? M: last mon