* choice c: 'the 35 years since' implies that the present is 35 years after the release date. not only does this conflict with the meaning of the original, but it also renders the past perfect (from the underlined part) inappropriate: you'd need present perfect in this case. also, since the release is a point event, it would belong in the simple past.
But he fails to note the decision's more far-reaching impact: shortly after Lone Wolf, the federal government totally abandoned negotiation and execution of formal written agreements with Indian tribes as a prerequisite for the implementation of federal Indian policy.
The Lone Wolf decision ended this era of formal negotiation and finally did away with what had increasingly become the empty formality of obtaining tribal consent.
C-whereas nuclear power accounts for just over 33 percent of the energy produced in Germany
D-whereas just over 33 percent of the energy comes from nuclear power in Germany
C中the energy被produced修饰，说明这个energy是来自德国的， 但是D中the energy 就赤裸裸的出现了也没有修饰，所以就默认为这个energy是指代之前提到法国的能源，这样就有歧义。
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尽管受到与其他狼同样的数量控制，the coyote由于有着适应人类存在的很强的能力，使得coyote扩张到Alaska和Central America