The speech contest will give him an opportunity to____ his talen

The speech contest will give him an opportunity to____ his talent.
A、deny
B、decide
C、differ
D、 demonstrate
【正确答案】：D
【题目解析】：考查动词词义。四个选项均为动词。选项A.deny(否认,否定);选项B. decide(决定);选项C. differ(使…不同,相异);选项D. demonstrate(证明,展示)所以,根据句意,选D【参考译文】演讲比赛将给他一次展示才华的机会。