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  3. The Environmental Protection Agency has set limits for the radiation permitted to leak from a proposed nuclear waste burial cent

The Environmental Protection Agency has set limits for the radiation permitted to leak from a proposed nuclear waste burial cent

admin2010-04-30  62
问题     The Environmental Protection Agency has set limits
for the radiation permitted to leak from a proposed nuclear
waste burial center in the state of Nevada. The action will
help decided whether the federal government can build the                     【S1】______
nuclear waste clump at Yucca Mountain.
    The dump would be used to bury about seventy
thousand tons of nuclear waste. The waste includes use                        【S2】______
nuclear fuel from power centers and waste from the
production of nuclear weapons. The waste is now stored at
power center around the country. Yucca Mountain is                            【S3】______
owned by the federal government. No one lives there. It is
in a extremely dry area more than one-hundred-forty-five                      【S4】______
kilometers northwest of Las Vegas.
    The administration of President Bush believes a
nuclear waste dump should develop there. It says this                         【S5】______
dump is needed to permit an decrease in nuclear power                         【S6】______
centers.
    Federal officials supports more use of nuclear power                      【S7】______
because of the nation’s energy problems. But Nevada state
officials strongly reprove the plan. The dispute about                        【S8】______
    The Environmental Protection Agency recently
establish radiation limits for groundwater, air and soil near                 【S9】______
Yucca Mountain. Both sides claimed that the agency ruling
helped their cause. Department of Energy Secretary
Spencer Abraham says his agency can meet the new
requirement. Mister Abraham says the government may                           【S10】______
continue with the project by the end of the year.
【S9】
选项
答案establish→established
解析 因为前面是recently因此应该是过去式。
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