managed

"My friend told me there was something in the box, but I didn't know what it was yet. "

"The teacher effectively explained the complex math problem, making it easier for the students to understand. "

"The young ballerina flawlessly executed several rapid pirouettes in the center of the stage. "

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

"The teacher gave the students allowance to finish the project early if they worked hard. "

"Everyone in the class needs to bring their textbook to the first lecture. "

"The United States is in an awkward situation with debt default looming."

"The surgeon's precision during the operation ensured a quick and successful recovery for the patient. "

"The carpenter built a new wooden bookshelf for my bedroom. "

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

"He completed the assignment on time."

"I experienced a lot of new things during my summer vacation. "