Complete the sentence by providing the missing indirect object pronoun and correct present tense conjugation of gustar. Do not answer in a complete sentence or include punctuation.
1. A mí no ________________________ los guantes.
2. A los pingüinos (pinguins) ________________________ observar a la gente.
3. A Julia ________________________ regatear con los vendedores.
4. A Esteban ________________________ las gafas de sol.