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"My grandfather built a greenhouse in his backyard to grow tomatoes even during the cold winter months. "

"The mountain's prominent peak was visible from miles away. "

"The fisherman cast his line into the lake. "

"My sister is a biologist studying the effects of pollution on local river ecosystems. "

"You need to learn to be more tolerant of difference."

"The box containing my old toys was stored in the attic. "

"The biologist carefully examined the opercular of the goldfish to understand its respiratory system. "

"The face of the cliff had many projections that were big enough for birds to nest on."

"He listened carefully to his mother's concerns, feeling sorrowful about her disappointment. "

"My grandfather fermented grapes in a large barrel to make his own wine. "

"The children packed their lunches separately, each with their own snacks and drinks. "

"Variety is the spice of life."