冀教版 七年级下册 Unit 3 School Life Lesson 17 School Science Fair 课件(共25张PPT，内嵌音频)

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(共25张PPT，内嵌音频)
Lesson 17
School Science Fair
A school science fair ( 科技展)
Did you take part in(参加)any science fair
Lead in
Look at the following pictures and talk about the questions.
Did you raise(饲养)silk worms
In lesson 17, Danny and Jenny are talking about their school science fair.
What`s Je...