Unit 19　Modern agriculture

fortilize/fertilise　       fertilization
inform          information
protect          protection
modify          modification
the emphatic structure:
it is …that(who)…
notes:
1.the verb can not be emphasized
2.when we emphasize the adverbial,we should remember that we can't use when or where.
step ⅶ.record after teaching
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the fourth period
teaching aims:
1.have the students learn and master the new words and expressions in the text.
2.improve the students' reading ability by learning the text.
3.get the students to know something about farming,learn from jia sixie and dedicate themselves to science.
teaching important points:
1.how to get the students to master the new words and expressions.
2.how to improve the students' reading and writing abilities.
teaching difficult point:
how to get a clear idea of an article as fast as possible.
teaching methods:
1.pair work or group work make every student take part in the class activities.
2.writing summary to help the students understand the main idea.
3.ask-and-answer method to help the students to grasp the main idea faster.
teaching aids:
1.a recorder
2.a projector and some slides
3.a computer for multimedia use
teaching procedures:
step ⅰ.greetings and revision
greet the whole class as usual.
teacher checks the students' homework.
step ⅱ.preparation for reading
t:now let's go over the new words and expressions appearing in the text together.please turn to page 113.…
(teacher and students learn the new words and expressions of this period together.teacher gives brief explanations when necessary.)
step ⅲ.fast-reading
t:(show the picture of jia sixie and his book“qi min yao shu”.)
 
do you know the old man and the book“qi min yao shu”?
sa:yes.he was jia sixie,a great scientist of ancient china,living in northern wei dynasty.and he was famous for the book.the book is about the science of farming.
t:very good.now please read the text fast and answer the two questions on the screen.write your answers on a piece of paper.i'll collect the first five pieces of answers.let's begin.
(teacher shows the screen.)
answer the following questions:
1.where was jia sixie born and when did he live?
2.what advice did jia sixie give about ploughing the field?