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1、Unit 6 When was it invented?Section A( 3a-Grammar Focus),学习单词 英译汉 nearly _ ruler _ boil _ remain _ smell _ national_ doubt _ fridge_low _ somebody_translate _ lock _ earthquake _ sudden _ biscuit _ cookie _ instrument _,学习短语 英译汉by accident _take place _without doubt_ all of a sudden _be used to do_l
2、ess than_know about _advise sb. not to do _be similar to _,Whats the most traditional beverage in China?,Tea has a long history.,Who invented tea?,Did you know that tea, the most popular drink in the world (after water), was invented by accident? Although tea wasnt brought to the Western world until
3、 1610, this beverage was discovered over three thousand years before that. According to an Ancient Chinese legend, the emperor Shen Nong Discovered tea when he was boiling drinking water over an open fire. Some leaves from a nearby bush fell into the water and remained there for some time. The emper
4、or noticed that the leaves in the water produced a pleasant smell. Later he decided to taste the hot mixture. It was quite delicious. And in this way, one of the worlds favorite drinks was invented.,Read the article and write answers to the questions.,What is the article about ?,It is about the inve
5、ntion of tea.,It was invented over three thousand years ago.,It was invented by the Chinese emperor Shen Nong.,It was invented by accident.,3. Who was it invented by?,4. How was it invented?,2. When was it invented?,tea,知识讲解 It is believed that on December 21st, 1891, the first basketball game in hi
6、story was played. 【解读】 It is believed + that从句 意为“人们认为”，其中it是形式主语, 真正的主语是that引导的从句，这样写的原因是主语太长，如果将that引导的从句放在句首会显得头重脚轻，believed后面省略了by people。因此答案为A。 【小练】选出最佳答案。 _ is believed that future life will be better and better.A. It B. One C. That D. This 【拓展】类似的结构还有It is said that (据说), It is reported that
7、 (据报道)等。,知识讲解 It is said that a Chinese ruler called Shen Nong was the first to discover tea as a drink. 【解读】 It is said that是一个常见句式，表示“据说”, that 后面接完整的句子。 e.g. It is said that thirteen is an unlucky number in many Western countries.据说西方国家13是个不吉利的数字。,Read the passage An accidental Invention and answ
8、er the questions,When was tea first drunk? How was tea invented? Who is called “the saint of tea”? What is Cha Jing about? When was tea brought to other counties?,The passive voice.,被动语态,被动语态的构成:,be动词+ (及物动词的) 过去分词,一般现在时,一般过去时,The passive voice.,被动语态,被动语态的用法:,不知动作执行者时,常用被动语态. eg. My bike was stolen
9、yesterday.This car is made in American.2. 不必要说出动作执行者时,常用. eg. Rome was not built in a day.3. 为了突出强调动作的承受者时,常用被动语态. eg. Thousands of beaches are polluted (污染).,用所给动词的正确形式填空：,1) The bike _(fix) up by Xiao Ming yesterday.2) Sunglasses _ (use) for protecting peoples eyes.3) A picture _(put) up on the bl
10、ackboard.4) French_ (speak) in France.5) Teenagers should _(allow) tochoose their own clothes.,was fixed,are used,is put,is spoken,be allowed,二、在学习被动语态时，我们还应注意下列特殊情况： sell, write, wash等及物动词在用作不及物动词时，它们的主语为物，用主动语态表示被动意义。 e.g. These clothes wash easily. 感官系动词（feel, sound, look, taste, smell）后接形容词作表语，用
11、主动语态表被动意义。 e.g. The dress looks nice. 使役动词 (have, make, let) 或感官动词 (see, hear, watch, notice, feel等) 用于主动语态时，后面跟不带to的动词不定式作宾语补足语，但变为被动语态时，要加上to。 e.g. I saw a cat catch a mouse. A mouse was seen to catch.,【练一练】选出最佳答案。 1. English _ all over the world.A. speaks B. spoken C. is spoken D. is speaking 2.
12、Who is the little boy in the photo, Sue?Its me. This photo _ ten years ago.A. takes B. is taken C. took D. was taken 3. The play _ at the theatre next Sunday. A. is going to be shown B. will shown C. will show D. is shown 4. As a volunteer, Guo Mingyi _ always _ help others.A. is; seen B. is; seen to C. is; see D. is; saw 5. The cotton _ very soft.A. is felt B. feels C. was felt D. feel,Homework,
