No one can prevent the plan .
A. from carrying out
B. to carry out
C. being carried out
D. to be carried out
网友回答
A. from carrying out
B. to carry out
(答案→)C. being carried out
D. to be carried out
解析：考查动名词用法和固定搭配。固定搭配：prevent sb from doing sth阻止某人做某事；其中的from可以省略。句意：没有人可以阻止这个计划被实施。本句中应该使用动名词的被动形式，即being done，前面省略了from。故C正确。