Here are the answers to fill in the blanks:

1. **kinds** (There are different **kinds** of instruments.)
2. **comes** (the music **comes** from moving air.)
3. **have** (Some wind instruments **have** holes for fingers.)
4. **larger** (by hitting or **larger** something that makes a sound.)
5. **louder** (makes the sound **louder**.)

So the completed text will read:

There are different (1) **kinds** of instruments. The flute is a wind instrument. Like the sound of the wind, the music (2) **comes** from moving air. Some wind instruments (3) **have** holes for fingers. Others have buttons to press. Another way to make music is with strings. The violin is a string instrument. You can also make music by hitting or (4) **larger** something that makes a sound. An empty space inside the instrument makes the sound (5) **louder**. These are percussion instruments.