2.Study of Text IⅡ Ask the students to talk about their stands on the peaceful use of nuclear energy. To make students understand why Sir Fred Hoyle wrote the book Energy or Extinction. 3.Assignment Workbook:p:91_95 Exercises V and VI. Workbook:p:81_82 Comprehension on Text II ents some time 2.Workbook: p:91_95 Exercises Vand VI Focus on p95 Exercises VI B Help students master the use of suppose as a conjunction. 3.Study of Text III Call students'attention to some specific terms about taking pictures 。Assnmenork:Workbook:p.90 Transhatio0。 Preview Unit 7,including background readings2 2.Study of Text II Ask the studentsto talk about their stands on the peaceful use of nuclear energy. To make students understand why Sir Fred Hoyle wrote the book Energy or Extinction. 3.Assignment  Workbook: p: 91_95 Exercises V and VI.  Workbook: p: 81_82 Comprehension on Text II . 4 th session 1.Allow students some time to ask questions on this unit 2 .Workbook: : p: 91_95 Exercises V and VI. Focus on p95 Exercises VI B _Help students master the use of suppose as a conjunction. 3.Study of Text III Call students’attention to some specific terms about taking pictures . 4.Assignment  Written work: Workbook: p.90 Translation B.  Preview Unit 7, including background readings