自制课件第九单元(爱云).ppt

Unit9总结,When was it invented ?,Review the words,1.发明,invent-inventor-invention,2.被用来做,be used for doing sth.,be used to do sth.,3.加热,heat,4.脆的 易碎的,crispy,5.咸的 含盐的,salty,6.酸的,sour,7.算盘,abacus,8.望远镜,binoculars,9.世纪 百年,century,10.微波炉,microwave oven,11.电灯,light bulb,Bell, in 1876, talk with people.,1976, study;chat with people;play computer games.,1971, count.,Thomas Edison give light,heat,food.,Shen Nong,Review the grammar.,am/is/are+Vpp.,was/were+Vpp.,情态动词+be+Vpp.,am/is/are+being+Vpp.,have/has+been+Vpp.,will+be+Vpp.,填空 1. They often clean their classroom after school . （改为被动语态） Their classroom _ often _ by them after school. 2. Li Lei gave Tom a new pen last week . （同上） A new pen _ _ _ Tom last week .,Practice,is,cleaned,was given by,3. A lot of people in China can speak English now . （同上） English _ _ _ by a lot of people in China now. 4. I have learned English for about two years. （同上） English _ _ _ for about two years.,can be spoken,has been learned,5. Another man-made satellite was sent up into space by them last week (济南市中考题） another man-made satellite into space last week.变主动语态 6.People there planted many trees last year. Trees _ _ by people there last year. (青岛市中考题） 7. They grow vegetables on the farm. The vegetables _ _on the farm（上海市中考题）,中考题,They sent up,were planted,are grown,1. Great changes _ in my hometown since 1980. A. have been taken place B. took place C. have taken place D. were taken place 2. Do you like the skirt ? It _ soft. A. is feeling B. felt C. feels D. is felt 3. I want to sit at the table near the window. Sorry , _ already. A. it took B. it takes C. it is taking D. it has been taken,选择填空：,Self Check,Fill in each blank with the correct word given. Change the form of the word if necessary . Then make your own sentences with each word.,1. I dont like eating chocolate. It tastes too _. 2. Mom added salt but it still wasnt _ enough. 3. I prefer lemons to oranges. I like the _ taste. 4. She likes _ cookies. They are hard, dry and easily broken.,sweet,salty,sour,crispy,salty sour crispy sweet,Find out when these things were invented and write about them.,in the sixth century the Chines