Sentences end with a period (or question mark or exclamation mark). As our show was rated PG, we had to make it suspenseful and explicit while keeping it within limits, confining the scenes to specific areas and making the scenes as hard

(a) The crab has two pincers. -- OK (b) The crab has many pincers. -- grammatically possible but factually incorrect (c) The crab has a pair of pincers. -- OK

It's spelled Levi's (after the name of the company founder, Levi Strauss). It's pronounced "LEE-vise" (last syllable as in "revise", as you say, but the stress is on the first syllable).

"at" is possible in a more formal style of English, but since this is a conversational sentence it would in practice almost always be omitted here.

In the UK, a "bank holiday" is a public holiday. Most businesses, except for some shops, are closed. Banks are also closed -- and presumably this was the original reason why it was called a "bank holiday" -- but nowadays there

Can I replace 'any more' with 'anymore'? In British English, "anymore" is not fully accepted and is best avoided. I believe it is more generally accepted in American English. "anymore" is only

"... which one is ..." (you know that there is only one thing not covered) "... which ones are ..." (you know that several things are not covered, or you don't know if it's one or several)

"The job is piece-rate , not hourly rate." "The job is paid by the piece , not by the hour." I guess your "rate" for "piece" in the second sentence was just finger-trouble. I'd hyphenate

"dew" is normally uncountable, so it would have to be "rain dew", but this doesn't make any sense to me. "dew" is water that condenses onto a surface directly out of the air, typically in the early morning. It

"bars" would work, but it sounds a bit like a prison. "grate" (singular) might work. "rungs" doesn't seem right. Another word to consider, which might be more suitable, is "grille" (also spelled