辽宁省丹东七中九年级英语上册 Unit 9 When was it in同步研学案3（无答案） 人教新目标版.doc

unit 9 when was it in 【学习目标】：1.复习运用一般过去时的被动语态。2.学习掌握要求四会的单词：crispy, salty, sour, by mistake, sprinkle etc.3、学习有关一些食物味道的词汇，并就某种味道想出相对应的食物名称。4、进行听力训练，归纳信息，了解薯片的发明历史。【课前热身】预习检测：翻译下列短语或单词1.薯条 2.偶然地、意外地3.错误地 4.足够咸5.一个叫吉姆的厨师 6. 撒在。的上面7.最后、终于 8.甜的 9.咸的 10.酸的 11脆的，易碎的【知识点拨】1.by mistake 错误地do sth. by mistake he took a bus by mistake. i took your bag by mistake.potato chips were invented by mistake.2.by accident 偶然地 i met an old friend by accident at the bus stop.3.sprinkleon在。上撒。sprinkle.with把。撒在。上eg they are sprinkling sand on the road.they are sprinkling the road with sand.【达标检测】一、complete the passage without the books.did you know that potato chips were invented by _? potato chips were _ by a chef _ george crum. they were invented _ 1853. george crum cooked them for a long time _ they _. and he _ lots of salt _ them so they were really _.二、单项选择1.chinese is used _ the first language in china.a. for b. as c. by d. to 2.you can do it _ this way. a. on b. in c. by d.for3. edison _ the telephone in 1876.a. find b. found c. invented d. was invented4. many friends of _have some inventions. a. my b. mine c i 5. what are those strange things used_, do you know? a. to b. in c. for 6. can you tell me _the train was invented by? a. what b. who c. where 7. my bedroom _ every morning. my mom _ it. a. cleans/ is cleaning b. is cleaned/ cleans c. cleaned/ cleaning 8. this kind of shoes is made by a worker _ johnson. a. name b. names c. named 9. chinese is now _ by many people in different places. a. learning b. learnt c. learns 10. _ his brother got the first winner. they were very excited. a. in the end b. by the end c. at first 11. he said sorry to me that he took my school clothes _ mistake. a. with b. by c. on 12. i think the telephone was one of the greatest _. a. invented b. inventors c. inventions 13. i _ to leave at once, or ill be late for the meeting. a. tell b. be told c. am told三、词形填空1. they thought the potatoes _(be not) thin enough.2. it happened three_ (thousand) years ago.3. the big bowl was used for_ (keep) the wine warm.4. ive learned a lot about old chinese _ (invent) today.5. they _ _ (invent) hundreds of years ago.6. a chef _ (call) george crum invented