She actually heard about it,but she pretend ___.A.not to B.not to have C.to have not she

题目

She actually heard about it,but she pretend ___.A.not to B.not to have C.to have not she
那个正确?为什么?

答案

B.not to have
prentend to do sth 装着做某事
否定形式为 pretend not to do sth
她实际上听说过,但她装做没听说过.