5. Look at the examples. What are the spelling rules? walk - walking dance - dancing swim - swimming

Here are the spelling rules based on the examples:

• walk - walking: For most verbs, simply add '-ing' to the base form.
• dance - dancing: If the verb ends in a silent 'e', drop the 'e' before adding '-ing'.
• swim - swimming: If the verb ends in a consonant-vowel-consonant pattern and the last syllable is stressed, double the final consonant before adding '-ing'.