The success of the program to eradicate smallpox has stimulated experts to pursue what they had not previously considered possible--better control, if not eradication, of the other infections such as measles and yaws.
The success of the program to eradicate smallpox has stimulated experts to pursue what they had not previously considered possible--better control, if not eradication, of the other infections such as measles and yaws.
(A) what they had not previously considered possible--better control, if not eradication, of the other infections such as
(B) what they had not previously considered a possibility--better control, if not eradication, of such infections like
(C) something they had not previously considered possible-better control, if not eradication, of such infections as
(D) something not considered a previous possibility--better control and perhaps eradication, of other infections such as
(E) the possibility of what they had not previously considered--better control and possibly eradication of infections like 排除了一些,可还是觉得C不对 求解啊 一站在即 谢谢啊