As an ESL student, learning irregular verbs in the past tense can be challenging for several reasons:

1. Not the Same: Regular verbs have a simple rule for making the past tense by adding “-ed” to the base form. But irregular verbs don’t follow this rule. Instead, each one has its own special past tense form that you have to remember.

2. Remembering Lots: Irregular verbs are tricky because they have different forms for the base, past tense, and past participle. So, you have to remember multiple forms for each one. This can be tough, especially when there are so many irregular verbs in English.

3. Pronunciation Changes: Some irregular verbs not only change how they’re spelled in the past tense but also how they sound. This can make things even harder because you need to know the right way to say each form.

4. Not Easy to Predict: Irregular verbs don’t follow the usual grammar rules, so it’s not easy to guess their past tense forms. This can make it tough for ESL students to use them confidently. You need extra practice to get comfortable with when to use each form correctly.

5. Not Used as Much: Irregular verbs are important, but they’re not used as often as regular ones. So, ESL students might not hear or read them as much in everyday conversations or texts. This can make it tricky to remember how to use them correctly.

To make it easier, It’s important to try different ways of learning, like practicing regularly, using memory tricks, making flashcards, and reading real English materials. The more you practice and expose yourself to irregular verbs, the better you’ll get at using them naturally in your language.