When the corn kernel is heated at a very high t __ 3_ , the water in it turns to steam(水蒸气). The steam can't get out. Pressure build up u4.. Pop!T he first machines were designed to pop corn were invented(发明) in 1880s. T hey heated the cornwith steam. I __5_ , ...
There is a small amount of water in corn kernels(玉米粒).When the corn is heated at a very high t(3)___ ,the water in it turns to steam(水蒸气).The steam can't get out.Pressure build up u (4)___ …Pop!! The first machines were designed to pop corn were invented(发明)in ...
were eaten; liked 4c ?Ask Ss to read the short passage and decide whether active or passive forms should be used in the sentences. Answers: was invented, was born, worked, learned, was invented, was said, is used 学生活动 1.学生记笔记,并理解记忆。 2.大声朗读Grammar Focus句子并完成4a、...
2020学年人教版英语精品资料Unit6Whenwasitinvented第1课时SectionA1a3c一单词拼写,请背诵词汇表,并默写单词,名词,1,h鞋跟,足跟2s勺,铲子3e电,电能4s样式,款式5p项目,工程6p高
Theywereinventedin5. Thepersonalcomputers ___. [答案]1.invented2.cars3.19274.expensive5.1971 【活动2】2dRoleplay 1.教师向学生展示实物拉链或图片,同时教授单词zipper。 2.教师围绕“拉链的发明”向学生询问下列问题以激发其学习兴趣: Whoinvented
初中英语人教版九年级全一册：Unit 6 When was it invented Whenwasitinvented?（SectionB1a-1e）年级：九年级 学科：初中英语（人教版）1.Learnsomewordstodescribehowfoodtastes.2.Learntolistenforthespecificinformation.3.Talkaboutthehistoryofpotatochipsusingpassivevoice.sweet salty sour crispy sweetfood mangoes...
( ) 4. How many years later were cars invented after the invention of the telephone? A. Five years. B. Six years. C. Nine years. ( )5. Who is Mary?s favorite teacher? A. Jim. B. Mr. Lee. C. Miss Chang. 第二节 听下面几段对话或独白。 每段对话或独白后有几个小题,从题中所...
A.hears B.sounds C.smells D.listens < >4.The corn, potato and tomato are plants that were first ___ in America by Columbus. A.invented B.grown C.discovered D.found out < >5.The car ___ by the policeman because the driver was drunk <喝醉的>. A.stopped B.was stopped...
()29.The corn, potato and tomato are plants that were first ___ in America by Columbus. A.inventedB.grown C.discoveredD.found out ()30.The car ___ by the policeman because the driver was drunk (喝醉的). A.stopped B.was stopped C.were stopped D.stops 二完形填空 Some years ago...
How were they invented?Free TalkFree TalkDo you know how sandwich was invented?Do you know how post-it notes (便利贴便利贴) were invented?Do you know how corn flakes were invented? 1. by mistake 错误地错误地 I took his backpack by mistake. 我错拿了他的书包。我错拿了他的书包。 He ...