课件7张PPT。Unit 1 Study Skills
Skimming
&
scanningMars
Red Planet atmosphere
大气Carbon dioxide
二氧化碳95 per centThe surface of Mars is more like the surface of the earth than other planetsTwo moons:Phobos and DeimosWhat’s the text mainly about?Read the text on p18 by yourselves.Do we need to read every word to get the answer?We just need to run over the text quickly---read the first and the last paragraphs, the title and the headings.We call this kind of reading skill skimming.Is there any life on Mars?Why ?Read the text on p18 by yourselves. Also, we don’t need to read every word. Instead, just look for the key information that will answer your questions.So we call this kind of reading skill scanning.PracticeHelp Denial find the
answers by skimming
and scanning the text.