9．With the ________(发展)of agriculture and industry，we are living a better life.

8．This is a very common word，________(尤其)in spoken English.

7．The country depends on ________(旅游业)for most of its income.

6．His score is now well into double ________(数字)．

5．Many c________ sent money to help the refugees(难民)．

4．Can I e________ pounds for dollars here?

3．Indians are the first i________ of North America.

2．A child receives its early e________ from its parents at home.

1．We m________ the room and found it was 20 feet long and 15 feet wide.