It should be "has the show begun?"
Yes, "evidenced" is a grammatically correct word. It is the past tense of the verb "evidence," meaning to show or prove something.
Yes, "Let's go to the outdoor sculpture show" is a correct sentence. It is a grammatically sound and coherent statement that suggests an invitation or suggestion to visit an outdoor exhibition featuring sculptures.
No, the correct statement is: That is mine.
I think so because you can split it in two: He went to the show or I went to the show.
Yes, "fastest" is a grammatically correct superlative form of the adjective "fast." It is used to show that something is the most speedy or quick in comparison to other items or entities.
Yes, "similar to" is grammatically correct and commonly used to show a comparison between two things that are alike. For example: "This dress is similar to the one she wore last week."
Yes, it is grammatically correct to abbreviate "March" as "Mar." for a date, such as Mar. 15th. Just be sure to use the period after the abbreviation to show it is shortened.
The correct spelling is "view" (review, overview). Other spellings are not grammatically correct, but "revue" has been adopted as a name for a stage show.
Yes. It could also be spelled Texas'. Either spelling is correct. Just be consistent.
Assuming you're referring to the tail belonging to a fox, then the correct one is: fox's tail. The apostrophe indicates possession of the latter (the tail) by the former (the fox).
Yes, it is grammatically correct to say "one hour's time." This phrase indicates a duration of one hour, with the possessive form "hour's" used to show that the time belongs to or is measured in hours. It's a common expression, especially in more formal contexts.
Yes. However, saying ' I hope you enjoyed my show. ' Sounds more casual. Unless you're going for a more professional sounding sentence.