not the first. They use language such as they. Also, for science, never write "you"
"Was" is the past tense (first and third person singular).I wasWe wereYou wereHe/She/It wasThey were
No, was is past tense. It is used for first and third person singular subjects.I was (first person singular)We were (first person plural)You were (second person singular and plural)He/She/It was (third person singular)They were (third person plural)
I HAVE BEEN OR I WAS == ==
Begin is the present tense. The present tense, third person singular conjugation is begins.
Hide is present tense, not past tense. The past tense is hid.
The third person singular past tense of "hear" is "heard."
He/She speaks (present tense) He/she spoke ( past tense) He/She will speak (future tense).
Had is the past tense of have. Has is the present tense, third person singular conjugation of have.
Has is the present tense, third person singular conjugation of have. The past tense and past participle of have is had.
Does is the present tense, third person singular conjugation of the verb do. The past tense of do is did, and the future tense is will do.
Exists is not past tense. It is the present tense, third person singular conjugation of exist. Existed is the past tense.
No, "is" isn't the past tense of is. "Is" is the present tense, third person singular conjugation of be. The past tense of "is" is "was".
"Is" is the present tense, third person singular conjugation of be. The past tense is was, and the past participle is been.
Has/have is present tense (has is used for the third person singular conjugation). Had is past tense.
"Is smiling" is the present progressive tense (third person). The past progressive tense is "was smiling".
"Is" is present tense. It is the third person singular form of the verb "to be."
Do is the present tense. The past tense is did. The past participle is done.