The term "surgery" does not have a past participle because it is a noun, not a verb. If you are looking for a related verb, "to operate" is often used in a surgical context, with the past participle being "operated." If you meant another term or a specific context, please clarify!
The pas participle of sling is "slung", I'm not sure but I guess it is like sing,sang,sung
"Feign" is a regular verb; therefore, its past tense and past participle forms are both "feigned".
"Double-quick step" is an English equivalent of the French phrase pas redoublé.Specifically, the masculine noun pas means "step." The masculine past participle redoublé means "double-quick, redoubled." The pronunciation will be "pah ruh-doo-bley" in French.
'pu' is the past participle of the verb 'pouvoir' (to can / to be able)je n'ai pas pu venir = I could not come, I wasn't able to come
The past tense of 'undergo is 'underwent' I underwent major surgery. The past participle of 'undergo' is 'undergone' After I had undergone major surgery I felt much better,
Being is the present participle. The past participle is been.
The past participle of do is done. The past participle of have is had.
Present participle - winding Past participle - winded
Begun is the past participle, and beginning is the present participle.
The present participle is beating. The past participle is beat.
The present participle is "sowing" and the past participle is "sown".
The word for not is ne pas in French. It combines with is as n'est pas.Sometimes the word pas is enough, a type of verbal shortcut.