Answer:To make the past tense of a verb in English, you generally follow these rules: - Regular Verbs:- Add -ed to the base form of the verb.- Example: walk -> walked, play -> played, listen -> listened- If the verb ends in -e, just add -d.- Example: bake -> baked, smile -> smiled, love -> loved- If the verb ends in a consonant-vowel-consonant pattern (except if the last consonant is w, x, or y) and the stress is on the last syllable, double the final consonant and add -ed.- Example: stop -> stopped, plan -> planned, admit -> admitted- Irregular Verbs:- Irregular verbs have unique past tense forms that do not follow the -ed rule. These must be memorized.- Example: go -> went, see -> saw, eat -> ate, run -> ran- Past Continuous/Progressive Tense:- Use was/were + verb-ing.- Example: I was walking, they were playing.- Past Perfect Tense:- Use had + past participle (usually the -ed form for regular verbs, but can be different for irregular verbs).- Example: I had walked, they had eaten. Examples: - Regular:- Base: watch- Past Tense: watched- Irregular:- Base: write- Past Tense: wrote- Past Continuous:- Base: walk- Past Continuous: was/were walking- Past Perfect:- Base: eat- Past Perfect: had eaten Additional Notes: - Spelling Changes: Be aware of spelling changes when adding -ed, such as changing 'y' to 'i' in some cases (e.g., cry -> cried).- Contractions: Use contractions in informal writing (e.g., "I'd" for "I had").- Practice: The best way to learn is through practice and exposure to various verbs in context.