It’s much braver to ask questions than to suppress your question

It’s much braver to ask questions than to suppress your questions and become deadened ______ the world around you.
A、of
B、in
C、on
D、to
【正确答案】：D
【题目解析】：明知会招致嘲笑而提问题，要比把问题埋在心里而对周围的一切都麻木不仁要勇敢得多。此题考查词组“be/become deadened to …”，意为“对……麻木不仁”。