使用D/P、D/A和L/C三种结算方式，对于卖方而言，风险由小到大依_爱下问搜题

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问题单项选择题

使用D/P、D/A和L/C三种结算方式，对于卖方而言，风险由小到大依次为（）.

A.D/A、D/P和L/C

B.L/C、D/P和D/A

C.D/P、D/A和L/C

D.D/A、L/C和D/P

答案

参考答案：B

单项选择题

运营主管只负责查看监控设备运行情况是否能够正常运行，发现异常情况时，运营主管要及时通知有关管理人员进行处理，在（）做好记录。

A.运营主管工作日志

B.技防设备管理登记簿

C.柜面重要事项登记簿

D.电子设备运转登记簿

填空题

World Water Shortage

A new study warns that about thirty percent of the world’s people may not have enough water by the year 2025.
A private American organization called (1) Action International did the new study. It says (2) than three-hundred-thirty-five-million people (3) enough water now. The people live in twenty-eight (4) . Most of the countries are in Africa or the (5) East.
P-A-I researcher Robert Engelman says (6) the year 2025, about three-thousand-million people (7) lack water. At least 18 more countries are (8) to have severe water problems. The demand (9) water keeps increasing. Yet the amount of water on Earth (10) the same.
Mr. Engelman says the population in countries that lack water is (11) faster than in other parts of the world. He says (12) growth in these countries will continue to (13) .
The report says lack of water in the future may (14) in several problems. It may increase health (15) . Lack of water often means drinking (16) not safe. Mr. Engelman says there are problems (17) over the world because of diseases, such as cholera, (18) are carried in water. Lack of water may also result (19) more international conflict. Countries may have to (20) for water in the future. Some countries now get sixty percent of their fresh water from other countries. This is true of Egypt, the Netherlands, Cambodia, Syria, Sudan, and Iraq. And the report says lack of water would affect the ability of developing to improve their economies. This is because new industries often need a large amount of water when they are beginning.