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"The patient followed the doctor's instructions carefully. "

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

"He examined the crime scene for clues."

"Humans have two hands and ten fingers. Each hand has one thumb and four fingers."

"The seamstress used a sturdy between to create a precise, even stitch on the thick upholstery fabric. "

"The restaurant served grilled scallops with lemon and butter. "

"The birds had built an amazing structure out of sticks and various discarded items."

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

"The doctor pointed to the x-ray, showing the fractures in my arm. "

"Her distinctive laugh, a high-pitched giggle, could be heard across the entire playground. "

"The child carefully straightened the crumpled paper before handing it to the teacher. "

"My parents are ensuring my younger sister gets to school on time every day. "