resolved

"He successfully climbed the mountain."

"The temperature in the room dropped nearly 20 degrees; it went from hot to cold."

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

"The inflammation of the dry leaves by the bonfire was quite impressive. "

"Black is very distinguishable against a white background"

"A key constituent of a good cake is flour. "

"The teacher's instructions were intelligible, and the students easily followed along. "

"The heavy rain was unexpected; we had planned a picnic in the park. "

"The old, forgotten textbook slowly disintegrated in the dusty attic. "

"The successful constitution of our community garden relied on everyone contributing their time and skills. "

"Because one enantiomer of the drug ibuprofen relieves pain effectively, while the other enantiomer is less active, chemists work to produce medicine with only the more effective form. "

"My teacher has a good relationship with all her students. "