Going on a diet?
No. A phrase you are looking for would be posed as a question.
the phrase is were going to disneyland, and you say it when you earn somthing or do something good.
You are going to get licked.
every body has a diet a diet means what you eat going on a diet means changing what you eat
Depends on the kind of diet you are going on. If it is a low-carb diet, no.
The Ruff get going
A diet is to make it smaller.
"without me" is the prepositional phrase in the sentence.
going for holiday next week
are going is a verb phrase. Are is a be verb, going is a present participle (verb).
A diet plan is the best because you have planned out what you are going to eat what you are going to do for excersice for the next month or so.