"added" is the past tence for "add". there is no past tence for "added"
sit is not the past tence verd of set sit is that past tence of sat
it means that you saw something, the past tence of seen is saw... The past tense of see.
"They were given" is in the past tense. It is the past tense of the verb "to give," indicating that the action of giving happened in the past.
the past tence of "write" is wrote.
asked is past tence
swam
chopped
Sprang
The past tense of must is should have
The word "were" is past tense. It is the past tense of the verb "to be."
no it is a future tence verb