几道GRE填空题

几道GRE填空题
1.the challenge of interpreting fictional works written under politically repressive regimes lies in distinguishing what is ____to an author's beliefs,as opposed to what is____by political coercion.
Acontradictory Dconveyed
Borganic Eimposed
Coblique Fcaptured
后面的空还好理解,可是第一个空我死活想不明白,为什么是organic呢?还有这句话怎么解释?
2.the sale of Alaska was not so much an American coup as a matter of expediency.
请问这句话是个什么句式?怎么翻译呢
3.while many Russian composers of the 19th century contributed to an emerging national style,other composers did not____idiomatic Russian musical elements,____instead the traditional musical vocabulary of Western European Romanticism
A incorperate Dpreferring
Brepudiate Erejecting
Cesteem Fexpanding
我后面一个空选对了,可是前面选的是C,前半句态度是正的,后半句应该是负态度,合作和尊重加上not都可以代表负态度吖.