Of course you can use different tenses in a sentence.
Oh good, another Dupe chimes in! No you cannot, not in one contiguous (unbroken) thought! Prove me wrong! To use different tenses, you have to string two or more thoughts together into one sentence broken up by either a comma or a semicolon, or use them in different sentences. .....
![lmao :lmao: :lmao:](/styles/smilies/lmao.gif)
As expected, instead of having the character to admit you were wrong, you tried to change your claim and hope no one would notice.
I noticed.