关于so/such as to一道题求解答，谢谢！

lf19950708

　　Several years ago the diet industry introduced a variety of appetite suppressants， but some of these drugs caused stomach disorders severe enough to have them banned by the Food and Drug Administration.

　　(A) stomach disorders severe enough to have them

　　(B) stomach disorders that were severe enough so they were

　　(C) stomach disorders of such severity so as to be

　　(D) such severe stomach disorders that they were

　　(E) such severe stomach disorders as to be

　　The answer is D.

关于DE求辨析！谢谢！

lf19950708

还有就是so as to连写对吗

sunyuwei

lf19950708 发表于 2015-3-9 17:45
还有就是so as to连写对吗

So ...as to
用于单一主谓结构，to后面的逻辑主语与前面的主语一致，即句子主语执行as to 后动词所
表达的动作，但是不能相隔太远，一般的用法是 so adj.  as to do

有 so as to 的连写，表示目的

lf19950708

谢谢~所以E项是因为相隔太远啰？