People like taking photos because photos are the _______ of youth and history and can remind us of many happy scenes.
Word comes ____ free books will be given to ____ come first in this book store.
____ from the moon, our earth with water ____ seventy percent of its surface, appears as a blue ball.
Mrs. Taylor has ____ 8-year-old daughter who has ____ gift for painting. She has won two national prizes.
-- Goodbye, Peter, remember me to your parents. -- _________.
If people eat natural poisons by mistake, they ________ go to hospital without delay.