The adverb is never, which modifies the verb "eat."
The word seldom is an adverb. An adverb of frequency, like often, never, sometime, or always.
No parakeets CAN NOT eat spinach !!
Eat spinach. Eat spinach.
It's not. Dogs can eat spinach.
Is spinach eaten by Sandra? No, spinach is eaten by Popeye.
Popeye was known for popping open cans of spinach and eating it.
no
Cabbage white butterflies do not eat spinach OR lettuce most likely because of smell or taste
Never is the adverb. It modifies the verb "will forget." It acts the same as the adverb "not."
"Ever" is an adverb.
Yes
You die.