Question

【题目】Frank is an independent boy. His parents are proud ____ him.

A. On B. to C. in D. of

Answer 1

【答案】D

【解析】句意：弗兰克是个独立的男孩。他的父母为他感到骄傲。be proud of为……感到自豪/骄傲。结合句意可知，答案为D。