Question
In each of the sentences of the following passage, some articles and prepositions are used in an incorrect manner. Underline them and replace them with the appropriate ones:
On an winter night I was aboard a boat. It was a moonlit night full on stars. The boat was anchored up a great river. I was thrilled to see a beauty of nature.
Answer
On a winter night, I was aboard a boat. It was a moonlit night full of stars. The boat was anchored in a great river. I was thrilled to see the beauty of nature.