写出下列单词的正确变形1. represent ---______________(n. )2. occupation ---______________(v. )3. transmit ---__________(n. )4. simple ---__________(n. )5. original ---__________(n.)

A. a news item
B. Part of an introduction of a book
C. Part of a lecture.
D. An advertisement

A. The amount of food it produces.
B. The per capita income of farmers.
C. Its industrial performance.
D. The production of investment goods.

A. the provision of food and raw materials
B. The productivity of farmers.
C. The production of investment goods.
D. The economy as a whole.

A. The size of the working population.
B. The organization of agriculture.
C. The market structure.
D. The general development of economy