The past participle is remained.
The past tense is remained.
"Remained" is the past tense of "remain".
Studies show and I know from personal experience, if you want to stay healthy and look good also, you should exercise for at least an hour for 5 days, if you wish you may go for more than an hour.
The past participle is exercised.
Remain is present tense. The past tense is remained, and the future tense is will remain.
remained
They had their dinner.
No. Remained is the past tense and past participle of the verb (to remain), but for this verb there is no adverb for this or the adjective / present participle remaining).
If you opened a savings account in the past and never did anything with it, yes it would still remain opened and active
"Healthy" is an adjective. Only verbs have tenses.
The past tense of remain is remained.I remained quiet all the time