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"My teacher explained the new math concept, and I understood it perfectly. "

"My teacher said I could retake the test if I studied hard. "

"I need to study my biology notes."

"The weight of the textbooks in my backpack felt heavy. "

"Scientists study plants to understand how they grow. "

"My grandmother found a collection of old halfpennies in a box of her belongings. "

"I’d like another piece of pie."

"It will cost you a lot of money to take a trip around the world."

"My appetite was very strong after a long day of playing soccer. "

"The experience affected me deeply."

"My objection to the noisy party is that it disturbs the neighbours. "

"My little sister loves to eat candy after dinner. "