The "tense" of the verb gives the time in which it occurs or is occurring, generally past, present, or future. But there are several specific tenses for verbs, including the progressive (continuous) tenses and perfect tenses. There are also moods (subjunctive and conditional) and voices (active, passive).
English tenses:
SIMPLE TENSES
Present
Past
Future
PERFECT TENSES
Present perfect
Past perfect
Future perfect
PROGRESSIVE TENSES
Present progressive
Past progressive
Future progressive
Present perfect progressive
Past perfect progressive
Future perfect progressive
(To see examples of verb tenses, see the related link)
Some examples: Past tense - worked. Future tense - will work. Past tense - played. Future tense - will play. Past tense - lied. Future tense - will lie.
The word industry doesn't have a past tense or a present tense as it is a noun.
The past tense of "to occur" is occurred.
Lost is the past tense of lose.
Inappropriate changes would be called "problems with tense." Appropriate use of tense in a literary work involves maintaining the tense throughout the work. If you are writing in the present...verbs are in present tense; if writing in past tense, verbs will be in past tense, etc for future tense.
Am, is, and are are present tense forms of be. The past tense forms of be are was and were. The future tense of be is will be.
Past tense I had Present tense I have Future Tense I will have
The past tense of did is did. The present tense of did is do. The future tense of did is will do.
present tense is get or getspast tense is got or gottenfuture tense is will (or shall) get
past tense is got future tense is will get
No 'is' is present tense. am/is/are = present tense was/were = past tense
SayPast tense - said.Present tense - say/says/saying.Future tense - will say.GetPast tense - got.Present tense - get/gets/getting.Future tense - will get.
Present tense : I, we, you, they lose / he, she, it losesPast tense : lostFuture tense : will lose
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
It was, (past tense) it is, (present tense) it will be( future tense)
present tense and future tense
the past tense of am is was and the past tense of has is had