Example sentence - I knew I should do my homework myself instead of cheating by using websites.
I knew that!
He knew it was time to say goodbye.
I knew, deep down inside, that I was in love with him.
I knew it is going to rain today.
If she knew that you had plagiarised this sentence, your teacher should get into a right lather.
Tony's exuberance knew no bounds.
Example sentence - She knew she could sustain her resolve to see it through.
Example sentence - He tried to convince me that her faults were a weakness but I knew better.
I never knew what decency meant until I opened the dictionary
He trod his path with weary steps but knew he dared not pause.
We knew he would clinch his hands when the winners were announced.
Example sentence - It was not fair of her to use perfume when she knew it would cause an asthma attack to her father.