The past tense is : I was sure you were driving well.
'Driving' can be used in any tense: I was driving, I am driving, I will be driving.====Also, remember, 'Driving' is not a verb. It is a gerund. 'Drive' and 'drove' are present and past tense verbs. In the above examples, 'was,' 'am' and '(will) be' are the verbs.
The present tense of the verb "drive" is actually "drive."
Driving is the present participle of drive. "was driving" is the past continuous tense.
the past tense of am is was and the past tense of has is had
Present continuous: He is driving. Past continuous: He was driving. Future continuous: He will be driving. Present perfect continuous: He has been driving. Past perfect continuous: He had been driving. Future perfect continuous: He will have been driving.
The past tense of "has" is "had" and the past tense of "have" is "had."
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
"will be" is the future tense of "be". The past tense of "be" is "was/were".
The past tense of "she do" is "she did."
The word "were" is past tense. It is the past tense of the verb "to be."
The past tense of "will" is "would" and the past tense of "be" is "was" or "were" depending on the subject (singular or plural).