Sorry, Huevos was right. Both are correct. What I meant to say was the one with the subject form is more formal. Doh!

Half past three o'clock is wrong. It is either half past three or three thirty.O'clock is used with the numbers 1 to 12 when telling the time, to mean an exact hour. It is quite common not only in formal context but also in daily

If I understand the thrust of your question properly, people is not singular; it is the plural of person and here it means persons in general.

Hi Chariot, To see all the forums, you need to click the 'Forums' tab, which is located right next to the 'Home' tab. Orph

Very illustrative, GG

Not sure about AmE, but according to Meriam-Webster prawn is larger still.

Prawn, in BrE at least.

I don't think there should be a comma as it looks like a restrictive relative clause to me.

No, and there is no need to capitalize o'clock.

Without any other context, the answer is b.