Unit 19　Modern agriculture

(while the students read the text,teacher goes among the students and corrects any mistakes the students make in pronunciation and intonation.)
step ⅵ.summary and homework
t:in this class,we've learnt the text“modern agriculture”.it tells us about agriculture of our country,for example,its past and present,especially its future.have you had a clear understanding about future agriculture?from now on,we should study hard and be ready to make greater contributions to our agriculture and farmers.after class,please read the text again and master the usages of the new words and expressions of the text,especially the following:modernize….you can make sentences with them in pairs or groups.that's all for today.class is over.
step ⅶ.the design of the writing on the blackboard
unit 19　modern agriculture
the second period
new words:
modernize,control,modify.
useful expressions:
depend on:health depends on good food,fresh air and enough sheep.
short of:he didn't buy anything because he was short of money.
stand for:usa stands for the united states of america.
step ⅷ.record after teaching
____________________________________
____________________________________
 ____________________________________
 ____________________________________
the third period
teaching aims:
1.get the students to master the structure:
it is …that….
2.get the students to obtain some knowledge about word formation so that they can enlarge their vocabulary.
teaching important points:
1.the usage of the structure:it is…that…
2.the basic rules of word formation.
teaching difficult point:
how to use the sentence pattern:“it is…that…”when we emphasize the nouns which mean places or time.
teaching methods:
1.pair work or group work to get every student to become active.
2.drills in grammar to get the students to have a clear concept.
3.repetition to make the student master what they learn.
teaching aids:
1.a tape 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.then teacher asks some students to read the text aloud.)
t:now look at the screen,please.match the words on the left with their meanings on the right.pair work.write your answer on a piece of paper.later we'll check the answers.
1.drought　a.(of land)suitable or used for growing crops
2.arable b.hang upon,be depend          ent of
3.fertilization c.a long period of dry weather,when there is not enough water