Good evening,
1-
She is happy because she reads funny stories.
Or
She is happy because she is reading funny stories.
both are correct
but
She is happy because she reading funny stories. ( needs /is/ to be correct)
2-
He swims.
or
He is swimming.
both are correct
After /is/ we use verb (ing)
Good Luck
Ola. M 🌷
