I/you/we/they ride a scooter. He/she/it rides a scooter.
or - riding a scooter.
The present progressive is formed with am/is/are + present participle.The present participle of ride is riding. Some examples:I am riding the horse.She is riding the horseThe boy is riding the horseThey are riding horsesThe boys are riding horses.
riding
The gerund form of to ride is riding.
Tanzania is a proper noun, not a verb tense.
Doug is a proper noun and does not have any tenses. If you meant the past tense verb dug, the present tense is dig.
The presence tense is "break" unless the subject is third person singular, for which the proper form is "breaks". (This is the simple present tense.)
Past tense - petted. Present tense - pet/petting. Future tense - will pet.
Bath is a noun. The proper verb form is bathe, which is the present tense. Bathed is the past tense, and will bathe is the future tense.
We Came is past tense. We will come is future tense. We are going is present.
Ride is present tense.I/We/You/They rideHe/She/It ridesandPresent continuous (for all subjects) - be verb + riding - I am riding the horse to school
The verb is is the present tense.
The past tense of did is did. The present tense of did is do. The future tense of did is will do.