【题目】—Jack，your sister is so lovely. What does she want to do when she grows up? —She dreamsa doctor like my mother.
A.becoming
B.to become
C.of becoming
D.about to become

【答案】C
【解析】固定搭配dream of/about doing sth.梦想做某事。句意：—杰克，你妹妹好可爱。她长大了想当什么？—我妹妹梦想像我母亲一样成为一名医生。根据句意，故选C。