问题
单项选择题
It is said that science has become too complex to acknowledge the existence of universal troths.()
A. address
B. declare
C. affirm
D. perceive
答案
参考答案：C
解析：
本题中，acknowledge意思是“承认，公认”。四个选项中，affirm意思是“确认，肯定”，如：He affirmed his love for her．(他肯定他爱她)。address意思是“向……致辞，演说”；declare意思是“断言，宣布”；perceive意思是“察觉”。只有C符合题意。