Activity 5listen to your teacher.she/he will read a dialog between riz and bill.answer the following questions.riz:hello, bill. how are you?bill: i am good. oh, no.. not that good.riz: why? can you tell me?bill: oh yes. i remember now. i am thinking about the advantages and disadvantages of science.riz: what are the advantages of science in your opinion?bill:although there are many inventions of science which have benefitted human beings in many ways, science has brouhgt the whole world on the palm of a man.riz: yes, the invention of radio and television has brought about a great change in our everyday life.bil: that's true. although the invention of computer and internet has given our life an extra pace, it has also won time and space.riz:yes, it has done a lot of wonders in all fields of information and technology.bill: but you must admit that all these have been possible for the invention of electricity.riz:certainly! electricity is undoubtedly the driving force of all modern civilizationquestions1.what does the dialog talk about?2.according to the dialog above,what are the advantages and disadvantages of science?3.in your oponion, how important is science in your life?4. identify the statements that use concessive clause. mention some of them.5.what can you conclude from the dialog?