[单项选择]It's important for us to ______ our forest resources.
A. conserve
B. reserve
C. prevent
D. store

[单项选择]During the Second World War, all important resources in the U. S. were {{U}}allocated{{/U}} by the federal government.
A. nationalized
B. commandeered
C. taxed
D. distributed

[单项选择]

Water is one of the most important natural resources in the world.
Everywhere, water use is (61) . Humans already use fifty-four percent of all the (62) water in rivers, lakes and underground. There are some estimates that this (63) will reach seventy percent by 2005.
Fresh water is necessary for life on Earth. People need water for (64) activities and to produce food. Water also is important for energy production and health of Earth’s environmental systems.
The United Nations is organizing a (65) of events to increase concern (66) water issues. UN officials have (67) 2003 the International Year of Fresh Water. A goal of the (68) is to build support for policies to use water more (69) .
Another goal is to get more people to use water in a way (70) will not hurt environment. The world population is more than six-thousand-million people. More than one-thousand-million (71
A. successfully
B. hopefully
C. wisely
D. easily