九年級英語Unit9 Section B課件好文檔.ppt

1、九年級的人教新目標(biāo)。Unit 9 When was it invented？b節(jié)，how do they taste？crispy、salty、crispy、sweet、sour、sweet、sweet、soft、bitter、sweet、soft、salty；Sour，salty，sweet，sweet，1b . write the name of a different food after each word，sweet 3360 crispy 3360 salty 3360 Cake potatolisten and circle“t”或“f”，1 .potatoch IPS were

2、 invented by mistake . 2 . they were invented in 1863.3。the customer thought the potatoes werent thin enought They werent salty enough . 5 . George wanted to make the customer happy . 6 . the customer was happy，t，f，t . The history of potato chips _ _ _ _ _ _ _ _ _ _ _ that potato chips were inventen

3、tpotatochips _ _ _ _ _ _ _ _ _ _ _ by a chef called George crum . they were invented in _ _ _ _ _ by a chef called George crum . they，did you know，were inventer 2b。listen again and complete the sentences。2c .pairwork，a : did you know potato chips were invented by mistake？B : wow，I didnt know that.wh

4、o invented them？a : it was invented by a chef called geroge crum。3a。read the article and answer the questions。who invented tea？1 .What is the article about？2.When was it invented？3.Who was it invented by？4.How was it invented？it is about the invention of tea。it was invented over three thousand years

5、 before 1610.It was in invented by the Chinese emperor It was invented by accident，match them into sentences，the tea，wasnt brought，to the、sheet over an open fire、some leaves、fell、to the water、the emperor、decided、to taste the hot mixture、常見格式如下：make a mistake錯(cuò)誤e. g. you have made a mistake here。mista

6、ke for錯(cuò)誤they mistook him for his brother。by mistake錯(cuò)誤e. g. To me by mistake，3 .did you know that tea was invented by accident？By accident“偶然，偶然”。同義字群組為by chance、同義字為accidentally、反義字為on purpose。4 .although tea wasnt brought to the western world until 1610，(1)although tea wasnt brought to the western

7、world until 1610 e . g . although tea wasnt brought to the western world until 1610 e，(2) not until表示“to”until，引導(dǎo)時(shí)間狀語從句。I did not go to bed until I finished my homework . 5 . according to an ancient Chinese legend，the emperor Shen Nong discovered tea(1 后接待名詞，e.g. according to the radio，it will rain

8、tomorrow。(2) discover表示“發(fā)現(xiàn)”，表示發(fā)現(xiàn)對象已存在。Find表示“發(fā)現(xiàn)”，強(qiáng)調(diào)結(jié)果。Invent意味著“發(fā)明”，發(fā)明的對象是以前沒有的。，3b。write an article using the notes in the box。a sample version，F(xiàn)rom pie plate to flying disk the flying disk was invented by college students . flying disk is a metal pie plate . in the 1950s4a。something that you dont like doing .then think of an invention that could help you。write the details in the chart .problem : we often get hurt by the hot water in the cup . new invention : a cup that can tell you the temperature of the water . use 3360 it Ow the temperature of the temperature，1 .thetv _ _ _ _