Questions & Answers about Ma sœur est sportive et heureuse.
Why is it sportive instead of sportif?
Because it describes Ma sœur (my sister), which is a feminine noun. For adjectives that end in -f in the masculine form (like sportif), you change the -f to -ve to make them feminine.
How does the word heureuse connect to the masculine form heureux?
What is the connected "œ" symbol in sœur?