Most Annoying Grammar Mistakes in English
"its" and "it's." "Its" is the possessive form of "it," whereas "it's" is a contraction for "it is."
Wrong: Its time for a change.
Right: It's time for a change.
Most Common Mistakes in English
Wrong: Its time for a change.
Right: It's time for a change.
Most Common Mistakes in English
Other resources for the most common English mistakes.