1. The bandit turned out to be a mouse who had climbed onto the serving table and robbed several cubes of Swiss cheese.





2. The biologists attending the conference shared what they learned from their scientific studies of plants and animals.





3. Citizens conserve their National Parks when they take care not to litter or destroy the beauty of the parks in any way.





4. I had to eliminate some of the outfits I planned to take because the suitcase would have been too heavy.





5. The man sprayed a disinfectant on the counter to exterminate unwanted bacteria before he wiped it clean.





6. School bullies act cruelly, unfairly persecuting others in mean ways.





7. Meats, beans, nuts, and cheese are sources of protein needed for healthy bodies.

Without being taught, newly hatched sea turtles seem to instinctively seek the safety of the water.

1. The weatherman showed the source and direction of air currents that were causing the stormy conditions.





2. The air pressure in the tires had to be adjusted for the hot weather.





3. Clogged blood vessels make it difficult for blood to circulate through the heart out to all parts of the body.





4. Injury to a limb, arms or legs, is very common for unprotected rollerbladers.





5. We found the shell of molted skin left in the grass by a passing snake.





6. The dentist put the nerve in my gum to sleep so I wouldn't feel any pain.





7. In days past, a fashionable lady's hat may have had a bird's feather or plume on the brim.

1. Chemicals in the mouth begin the digestive process of the foods that we eat.





2. Morning exercise improved my body's metabolism, increasing the energy I felt from a healthy breakfast.





3. Sea lions can see underwater, even in the dark, because their large eyes have many photoreceptor cells that capture enough light for sending images to the brain.