人教版高中英语 必修二 Unit3 Computers Warming up andReading 课件 2共23张.ppt

Unit 3 Computers Warming up,Pre-reading Reading comprehending Teaching aims: ? Learn the useful words and expressions in this part. ? Know about the history and the development of computers. ? Grasp different reading skills and develop the ability of reading. ? Become interested in computers and use them properly in daily lives. Revision : According to the English explanation, tell me the word. ? c________ (vt.) to find the answer using numbers ? u_________(adj.) common, usual, general, worldwide ? s_________(vt.) make easier or simpler ? a__________(adv.) anyway ? s___________(vt.) to work out the answer to a problem ? p__________(adj.) individual, private, own ? n____________(n.) sth. that like net, a large system of lines or wires calculate universal simplify anyhow solve personal network Fill in proper prepositions to make up phrases. ? ____ a way 在某种程度上 ?from…_____ 从 …… 时起 ? _____ the help of 在 …… 的帮助下 ? _____all 毕竟，终究 ? deal _____ 处理 , 安排 , 对付 ? give _____ 捐献，泄露 ? have sth._____common 有共同之处 ?share…_____ 与 分享 in on with with out after with in ? _____ a result 结果 ? be filled ______ 充满 , 填满 ? make _____ 构成，编造，弥补，打扮 ? _____ one s own 属于某人自己的 ?compare…_____... 把 ... 与 ... 相比较 ? go ______ 时光流逝，经过 ? provide sth. ______sb. 为某人提供某物 as with up of with by for Let s play a game! Rules: Two students come to the front. They give you the English explanations of five things. The five things can be used to calculate. According to the students explanations and their body language, guess what the word are. An abacus A calculator PC / desktop A laptop / notebook computer Pre-reading Turn to page 18.look at the pictures and the title of the reading passage. Predict what is going to be about. Reading: Who Am I? 1. Skimming Task1. Questions: ? Who is the speaker of this passage? ? In what order is this passage arranged? A computer Time Task2 . What s the main idea of the passage? A.Th