A. They are dried in the sun.
B. They are soaked in water.
C. They are cooled in the refrigerator.
D. They are baked in the oven.
A. It makes them clean and flee of germs.
B. It makes them more visible for the birds.
C. It makes them more nutritious.
D. It makes them softer.
A. She is a good cook.
B. She collects birds' nests.
C. She likes to have birds visit her garden.
D. She is a professional gardener.