Rescued
Yes, it is the past tense and past participle of the verb rescue.
Past tense of crew is crewed.
No. Rescue can be a verb, or a noun, also used as an adjunct (rescue swimmer, rescue boat).
the past tense of am is was and the past tense of has is had
The past tense of "has" is "had" and the past tense of "have" is "had."
Was and were are both the past tense of be. The present tense is: I am he is you are they are The past tense is: I was he was you were they were
"will be" is the future tense of "be". The past tense of "be" is "was/were".
The past tense is she did.
The word "were" is past tense. It is the past tense of the verb "to be."
Rescue or rescuing
The past tense of "will" is "would". The past tense of "to be" is "was" or "were".
The past tense of "you will not" is "you would not."