江西省宜市中学高中英语 Unit 3 Computers Language points（period3）教学案 新人教版必修2.doc

江西省宜春市中学高中英语 unit 3 computers language points（period3）学案 新人教版必修2【要达成的目标】1. the students will be able to use the important words and phrases in warming-up and reading parts.2. the students can understand the reading passage better.【“教”与“学”过程】本堂课使用的电教手段 a projector task 1 individual work before class.1. read the words and expressions and finish ex 1 on page 20.2. fill in the blanks with the words or phrases in warming-up and reading parts.1). try to s_ your explanation for the students to help them understand better.2). smiling always means that you are happy. it is a u_ body language.3). discuss the problem and try your best to s_ it by yourselves.4). the modern electronic computer has been developed from the c_ machine.5). a_ intelligence is the study of how to make computers do things that people can do.6). many countries are e_ the ocean floor. their g_ is to find out more natural resources.7). although he is over one hundred, he can still think and speak l_.8). besides selling them as waste paper, can you think of any new a_for these old books and magazines?9). the boy is very clever and he shows high i_ in study.10). the invention of aircraft caused a r_ in our ways of traveling.task2 individual work in class.read the passge again and complete the following sentences with proper prep. or adv.1. from then _, no one here saw him or heard of him any more.2. as time went _, i realized that he was really a person that we could depend on.3. information changes _ time.4. the computer grew rapidly both _ size and _ brainpower.5. what do you think they two have _ commom?6. when something good happens, i like sharing my happiness _ my friends.7. at first , it was only designed _ a tool to help disabled people.8. i dont want to throw away the old clothes but i cant think of any new application _ them.9. weve learned many kinds of languages _ the world wide web.10. leaves _ holes in them are signs that insects have been around.task 3 read and discuss.read the passage aloud and find out any difficult sentence, then discuss in groups.task 4 finish ex2 on page 20.task 5 see ex 3 on page 20 read the story, paying attention to the structures in blue. create a story of your own. my story_.homework1. read your story to your classmates, correct any mistake