smell / smells /am, is, are, smelling
"Is" is the present tense form of the verb "to be" and "has" is the present tense form of the verb "to have."
Have is present tense.
Verb form. A verb tense is - past / present / future /
The verb is is the present tense.
Replace the present tense form of the verb by the verb phrase "will [or shall] + [infinitive form of the verb]".
smelled is the past tense form of the verb smell. present tense - smell Please smell the roses. past tense - smelled My mother smelled the roses. past participle - smelt They have all smelt the roses. continuous - smelling They are smelling the roses - present - They were smelling the roses - past
Present tense. The future in English is not expressed by a form of the verb.
"Had" is the past tense form of the verb "to have".
Is, am and are.
This is past tense. Although the verb give is in the present form the tense is shown by the auxiliary verb do, which is in the past - did.
Risk is a noun and has no tense.
You convert a sentence in the present tense to a sentence in the past tense by simply changing the verb form to the past tense. You converted a sentence in the present tense to a sentence in the past tense by simply changing the verb form to the past tense.