3. This special strain of rice makes it possible to produce one-third more of the crop in the same fields. 这种特殊的稻种使得同样的田地多收获三分之一的产量。 it 在句中作形式宾语，真正的宾语为to produce…, 结构为：动词（make, feel, think, regard…）+it +adj+ to do. e.g. We think it important to learn English well. 4.Born in a poor farmer’s family in 1931,Dr. Yuan graduate from Southwest Agriculture College in 1953.

　　袁博士1931年出身于一个贫苦农民的家庭，1953年毕业于西南农学院。

　　graduate n.

　　a person who has completed a university degree course. 毕业生 undergraduate

　　本科毕业生 post-graduate

　　硕士毕业生，研究生

　　graduate vi. complete an educational course. 常跟介词from，表示“毕业于” graduation n. 毕业 e.g.

　　After his graduation from college, he went to work as an engineer in a company.

　　=After he graduated from college, he went to work as an engineer in a company. Supplement : bachelor’s degree

　　学士学位 master’s degree

　　硕士学位 doctor’s degree

　　博士学位 5.Since then, he has devoted his life to finding ways to grow more and more rice.

　　从那以后，他就把毕生精力投入到水稻高产的研究中。 devote oneself to+ n/doing 献身于，致力于 注意：to 为介词，后面接v-ing.类似的短语还有look forward to, listen to, get to, reply to, apologize to, belong to, agree to等等.

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