original adj.原来的；最初的

agricultural adj.农业的

central adj.中央的；中心的 leading adj.主要的

challenging adj.困难的；有挑战性的

promising adj.有希望的；有前途的 　　Ⅲ.补全短语

　　根据提示补全下列短语

　　1．bring up 　　　 培养；养育

　　2．make a breakthrough 取得突破

　　3．be interested in 对......感兴趣

　　4．the key to ......的关键

　　5．experiment with 对......进行实验

　　6．bring in 引进

　　7．as a result of 由于......的结果

　　8．rise by 上升了

　　Ⅳ.选词填空

　　选用上述短语的适当形式填空

　　1．Born into a family with three brothers, David was brought up to value the sense of sharing.

　　2．The driver of the car probably holds the key to solving the crime.

　　3．They kept experimenting with new methods.

　　4．Mary is a good student，but she failed in the final exam as a result of her illness.

　　5．Unfortunately，fewer and fewer people are interested

　　in reading.

"make a＋n."短语一览 "v.＋up"短语集锦 make a breakthrough 取得突破

make a face 做鬼脸

make a difference 有影响；有重要作用

make a fortune 发大财 bring up 培养；养育

make up组成；编造

break up 打碎；分解；分手

take up 开始从事；占据；拿起

背教材原句 记句式结构 仿写促落实 1.He thought that the key to feeding people was to have more rice and to produce it more quickly.

他认为，解决人们吃饭问题的关键在于拥有更多的稻米，并且能更快地生产出来。 n.＋be＋to do sth. 我认为学好英语的关键是多加练习。

I think that the key to learning English well is to practice more. 2.He thought there was only one way to do this - by crossing different species of rice plant ...

他想只有一种方法可以做这件事--通过杂交不同品种的水稻 ...... way to do sth. 不能那样跟你母亲说话！

That's no way to speak to your mother. 3.Its yield is much greater than the yield of other types of rice grown in Pakistan.

它的产量比巴基斯坦种植的其他类型的水稻要高很多。 过去分词(短语)作后置定语。 吉姆已经退休了，但是他依然记得和学生一起度过的快乐时光。

Jim has retired, but he still remembers the happy time spent with his students.

　　 figure n．人物；数字；体形；图形

　　vt.计算；认为

　　(教材P32)In the rice­growing world，the Chinese scientist，Yuan Longping，is a leading figure.在水稻种植领域，中国科学家袁隆平是一位杰出人士。

　　　写出下列句中figure的含义

　　①He is an important political figure in Indian history.人物

　　②The wall is covered with figures of birds and flowers.图形

　　③I will exercise more to keep my figure.体形

　　④Add all the figures，and you'll get a larger one.数字

　　figure out　　 计算出；想出；弄明白，理解

keep one's figure 保持体形