Said.
The past participle form of the word "use" is "used."
"Use" is a regular verb; therefore, its past participle is "used".
"ridden" is the past participle of "rode"
The past participle is begun. For example: They had begun their homework when their mother got home.
Chosen is the past participle. A past participle is used to indicate a completed action or state.
Forgot is the simple past tense of forget. To use forget as a past participle you would say forgotten.
Oral means speaking. It is a posh word that detectives use.
Used is the past participle; using is the present participle.
I/you/we/they suppose. He/she/it supposes. The present participle is supposing.
The word 'interrupted' is the past participle, past tense of the verb to interrupt. The past participle of the verb also functions as an adjective.verb: She was interrupted when the alarm randomly went off.adjective: An auto accident resulted in an interrupted vacation.
You should say, "This week has flown by quickly." "Flown" is the correct past participle to use in this context.
Used (e.g "It had been used for...", "John was used", etc.)