新目标八下第六单元.pptVIP

congratulation 名词，祝贺。 Congratulations 复数，贺词。常单独使表示祝贺某人。 Congratulations on doing sth祝贺某人做了 某事 since与 for的 区别 Since 自---以来 自从 后接时间点或句子（一般过去时态） For 共计 达 后接时间段 一般过去时态与现在完成进行时态的区别 一般过去时态表示在 过去的 时间里一次完成的动作或存在的状态。（与现在没有关系）与表示过去的时间连用。 谓语动词用动词过去式。 现在完成进行时表示动作或状态从过去某时开始继续到现在，可能刚结束，也可能继续下去。 构成：have / has been + doing sth + since +过去的时间点 for +一段时间 since + 从句 (一般过去时) * * Unit6 How long have you been collecting Unit6 How long have you been collecting shells? shells? Period One Unit6 How long have you been collecting shells? Period two 曹会 八三 Shells Skate 名词溜冰鞋 a pair of skates She is skating动词溜冰. She is a skater名词溜冰者. 2 pairs of skates skating marathon 复习时态 时态：现在完成进行时 have / has是助动词 been是be的过去分词 表示从过去开始一直持续到现在的动作， 并有可能持续下去． 构成形式： have / has been + Ving 现在完成进行时的否定式及疑问式（在have has 后加not变否定句或直接提前have has变一般疑问句） I have been teaching English for 5 years. -- I haven’t been teaching English for 5 years. -- Have you been teaching English for 5 years ? -- Yes, I have. No, I haven’t 2a Listen to the interview with the skating marathon winner and check the questions you hear. d. Since I was seven years old. c. For six hours. b. Yes, I do. 4. Do you skate every day? 2. How long have you been skating today? 6. How long have you been skating? 5. When did you get your first pair of skates? 3. Was this your first skating marathon? a. No, I skated in a marathon last year. 1. How long did you skate today? Answers Questions How long have you been skating today? I’ve been skating for five hours. How long did you skate ? I skated for four hours. 采访时还正在滑冰 访采访时滑冰结束了 *He started teaching math when he was 20 years old. He is 50 years old now and he is still teaching math. How long has he been teaching math? He has been teaching math 30 years ago. for 30 years. since he was 20 years old. 当我们谈论动作从过去某一时间开始一直延续到现在, 并且有可能持续下去时，我们常常用以下句型来表示: