高中英语人教版必修四Unit2WorkingthelandLanguagepoints教案系列二.docVIP

Unit 2 Working the land Language points 教案 Teaching goals? 1． Target language a.struggle,sunburnt,decade,super,crop,hunger,disturbing,expand,circulate,freedom, Chemical, fertilizer, production, bacteria, pest ,build, lead to ,nutrition, mineral ,discovery 2． Ability goals Enable students to learn some important expressions and sentences. Enable students how to make sentences by using the useful expression 3． Learning ability goals help the students to learn about how to use the useful expressions to make sentences Teaching important and difficult points Enable the students how to use the useful expressions Enable students how to make sentences by using the useful expression Teaching methods group work to observe, analyze, conclude and practice Teaching aids A computer, a projector and a recorder. Teaching procedure Step1 Revision Check the homework exercises. Ask some Ss to talk about Dr Longping and his super hybrid rice. Step2 Studying important language points Although he is one of China’s most famous scientists, Yuan Longping considers himself a farmer, for he works the land to do his research. 这是一个并列复合句。Although he is one of China’s most famous scientists时让步状语从句；for he works the land to do his research 是并列分句。 For后面可以跟分句，表示原因，但和because不同。Because是从属从句，引导状语从句，表示直接的原因；for只是顺便带出一个事实作为陈述的理由，并不是直接的原因，也不能放在句首。例如： Prepare to alight, for we are almost there. Indeed , his sunburnt face and arms and his slim, strong body are just like those of millions of Chinese farmers, for whom he has struggled for the past five decades. 句子的主语是一个较长的名词词组，his sunburnt face and arms 和 his slim, strong body 由 and 连接，是并列关系。Those此处用来代替前面出现的sunburnt face and arms 和slim, strong body. For whom he has struggled for the past five decades 是非限制行定语从句。 struggle vt.vi. 斗争；拼搏；努力 struggler n. 斗争者；奋斗者 struggling adj. 奋斗的；努力的 struggle with/against... 同。。。搏斗 E.g.: We must struggle against this prejudice. 3. In 1974,he became the first agricultural pioneer in the world to grow rice that has a h