How do you use ingenuous in a sentence?

Answer:
An ingenuous person says what she believes ,without any attempt to tailor the expression to the expected audience.
Although he insisted he was telling the truth, the smirk on his face led me to think that his story was not ingenuous.
First answer by Norvellwisdom. Last edit by Norvellwisdom. Contributor trust: 118 [recommend contributor recommended]. Question popularity: 2 [recommend question].