1、【课前预习】1.ruler 2.boil 3.remain 4.customer 5Canadian 6smell 7.national 8.fridge 9.low 10.某人，重要的人 11.by accident 12.take place 13.without doubt 14.all of a sudden 15.错误地；无意地 【自主学习】一、选词填空 smell, remain, ruler, boil, national 1. October 1st is _ Day in China.2. Humans are the _ of the earth.3. When fish
2、goes bad, it _ terrible. 4. They _ in that forest for a year.5. Water _ at 100. 二、根据汉语提示完成句子。1. I found the key _ (偶然) when I was cleaning the house.2. The May 4 Movement _（发生）in Beijing in 1919. 3. Hell succeed _ (毫无疑问) this time.4. _ (据说) Shen Nong was the first to discover tea as a drink. 5. Tea
3、_(被带到) Korea and Japan during 6th and 7th centuries. 【答案】一、1.National 2. ruler 3. smells 4. have remained 二、1. by accident 2. took place 3. without doubt 4. It is said 5. was taken to 【合作探究】1. 通过 Grammar Focus 阅读，讨论一般过去时态的被动语态的结构和各种句式。【答案】一般过去时被动语态的结构为“主语+ was /were +及物动词的过去分词 (+by+动作的执行者).”。1. 肯定句：
4、 主语 + was/were +及物动词的过去分词 + 其他. 2. 否定句： 主语 + was/were not +及物动词的过去分词 + 其他. 3. 一般疑问句： Was/Were +主语 +及物动词的过去分词 + 其他? 【课堂反馈】根据课文内容填空Tea (after water), the most popular drink in the world _ (invent) by accident. It is believed that tea _ (drink) 5,000 years ago. It _ (say) that a Chinese ruler _ (call)
5、Shen Nong was the first _ (discover) tea as a drink. One day Shen Nong _ (boil) drinking water over an open fire. Some leaves from a tea plant _ (fall) into the water and remained there for some time. It _ (produce) a nice smell so he _ (taste) the brown water. It was quite delicious, and so, one of the worlds favorite drinks _ (invent).【答案】 was invented was drunk is said called to discover was boiling fell produced tasted was invented
