Examples:

• He's always staring at her, I think he has the hots for her.
• She can't stop talking about him, I think she has the hots for him.
• He's always trying to impress her, I think he has the hots for her.
• She's always blushing when he's around, I think she has the hots for him.
• He's always finding excuses to touch her, I think he has the hots for her.
• She's always giggling when he's around, I think she has the hots for him.
• He's always checking her out, I think he has the hots for her.
• She's always trying to get his attention, I think she has the hots for him.
• He's always flirting with her, I think he has the hots for her.
• She's always staring at him, I think she has the hots for him.
• He's always complimenting her, I think he has the hots for her.
• She's always smiling when he's around, I think she has the hots for him.
• He's always buying her gifts, I think he has the hots for her.
• She's always laughing at his jokes, I think she has the hots for him.
• He's always looking for ways to spend time with her, I think he has the hots for her.