How to Use "nonplus" with Example Sentences

1. Her question put me in a nonplus .
2. He was nonplus by the strange customs he saw everywhere in the country .
3. The professor is never at a nonplus , and never perplexed by a problem .
4. Recalling the development of freedom of the press helps us understandthat the freedom of the press has been facing a reality that they are standing at a nonplus in the context of theliberalism renaissance since the 20th century .