Preference: When they realized they have feelings for you:
Lloyd: Lloyd realized he had feelings for you when after he had saved you from that rock, but he couldn't tell you just yet.
Kai: Kai realized he had feelings for you when you started to train with him and he pinned you down.
Cole: Cole realized he had feelings for you when you came to live with him, but he didn't want to admit it.
Jay: Jay realized he had feelings for you when you finally woke up. Not only did he feel terrible for causing you to be in the hostpital, he was so overjoyed when you woke up and his face flushed when you did.
Zane: Zane realized he had feelings for you when he was inspecting your wounds and cleaning then. You made cute hissing noises when he would clean the wounds. He felt bad, but he still found you adorable.
Nya: Nya realized she had feelings for you when you continuously beat her, not only did she want to win a fight againist you, but she wanted to win your heart.
Pixal: Pixal realized she had feelings for you when Jay first introduced you to her.