1. we need….. to be able to read at night.
2. we need….. to cook our food.
3. we need….. Drive at night.
4. ………is the source of light and heat.
5. Bulb gives us…..
Fill in the bkanks!
1. Light
2. Heat
3. Light
4. The sun
5. Light
1. Light
2. Heat
3. Light
4. Sun
5. Light