Look! The students are playing on the playground. Some are running, some are playing basketball, ________ are watching.
Li Lin usually goes to school ______.
On weekends, I ______ watch TV ______ play computer games.
You can’t ______ a hat in class.
For lunch, she eats ______ fruit and vegetables.
-- ______ is it from your home to school? -- About 15 kilometers.