Unit3 Tomorrow’s World單元學案

5.  ask students to read the article again and underline the sentences using the passive voice in the passage. give some explanations why the passive voice is used. this will help students get a better  understanding of how to write a proposal.6.   have students complete part d. the  meanings of the words in part d should  not be difficult for students to identify  after they have read through the passage several times. ask students to  refer to the text as they complete part d. this exercise can help students understand the text better.7 draw students' attention to part e.  part e is a reply to the proposal, which serves as a summary of the article about realcine. have students complete it individually first and then check their answers with the whole class.post-reading activitiesuse the following activities to help students deepen their understanding of realcine and develop their speaking ability as well.l         organize students into groups of four. ask them to hold a group discussion.  imagine what special effect they hope to have if they can see a popular film like 'harry potter and the philosopher's stone' in realcine.  do you think watching a harry potter film in realcine is more exciting and interesting than in an ordinary cinema? why or why not? after the discussion, ask each group to  make an advertisement poster for this imaginary virtual reality film. then  they may make an oral presentation of their advertisements in class. every student can vote and choose the best one from all the advertisements. if possible, ask them to state their reasons for their choice.l         organize students into groups of six. ask them to write an introduction to reaicine. in the introduction, they  may state their own opinions on realcine.l         organize students into two groups.  ask them to hold a debate activity. those who support virtual reality believe  that, with this technology, people can do  almost everything, even things that  cannot be realized in normal life. we don't need to travel any more or spend so  much time with friends any more. virtual reality can provide any necessary features  that we need itl our life. others insist that, real life and  interpersonal communication should  never be replaced by imaginary scenes.  people should take off the headsets and  experience the real life themselves. what do you think of these two opinions? state your reasons.