Like all naturalists,( )was restrained from finding a solution to the social problems that appeared in his novels and accordingly almost all his works have tragic endings.
正确答案： A
本题解析：
美国自然主义作家的的通病是：深刻地洞察到社会问题，但是都无法解决这些问题，这些是由于他们汲取的是进化论中得糟粕部分，德莱塞也是如此，所以他的作品大多是悲剧结局。
Opposition leaders will be watching carefully to see how the Prime Minister ________ the crisis.
Now many major employers are beginning to demand _______ the completion of school
In the original test，all the animals in a test group are given a substance _______ half of them die
Nobody but you _______ what he said.
Some persons gain goal and direction from their tensions;others ________ under pressure.
That is the house _______ you can enjoy the scenery.
The teacher told us the fact _______.