单词拼写。

1. I had a long talk with the _____ (校长) about my son.

2. _____ (正义) has long arms.

3. Coal has been _____ (开采) since the sixteenth century in this area.

4. The tablets should be cleaned _____ (两次) a day.

5. People were too polite to correct my _____ (语法) when I spoke English.

6. It's not that I don't like him-on the _____ (相反), he seems very pleasant.

7. My thoughts _____ (漫游) from the exam questions to my interview the next day.

8. They are _____ (挣扎) to keep their heads above the water.

9. They ordered Chinese food, and when it arrived they ate _____ (饥饿地).

10. She _____ (耽搁) for two hours and missed the train.

产业关联理论的理论渊源不包括（）。

A.魁奈的经济表

B.交易费用理论

C.马克思的两部门再生产理论

D.瓦尔拉斯的一般均衡理论