The correct phrase is you are at the beach.
Both are correct depending on you are . If you are not inside the beach properly you are at the beach, and if you are inside it you are on the beach.
You are walking on an avenue and the beach is near to the avenue, you are at the beach. As soon as you leave the avenue and enter the beach, you are on the beach.
You say at the beach.
Or both, as in this case: When I was AT the beach, I saw a turtle ON the beach.
The last time I saw our blanket, it was right there on the beach.
"On the beach" is a prepositional phrase.
It is not correct, you have to say on the beach.
'In the hope that' is the correct phrase.
The sentence, "They are going to the beach." is correct.
This is not a sentence it is a phrase and as a phrase it is correct.
set
That is the correct spelling of "phrase" (word group, or to use specific words).
The correct phrase is "sufficient proof".
It depends on how you use the phrase: Can you provide me a copy of your CV? - correct
If you are referring to this sentence, no, it does not resemble a correct phrase AT ALL.
No, the correct phrase is veni vidi vici.
yes it's correct. is a phrase..