I hope you will study hard, and not let our great leader down.

I tell him to study hard, so he can get a scholarship to college.

Every child in the district is studying hard at all times.

He studied hard for two years to complete the course in time.

"People don't study hard because they want to be popular," he said.

One wanted me to study hard, earn a degree and get a good job to work for money.

She encouraged him to study hard, and he became the first in his family to attend college.

He had already studied hard for the day and exercised well.

"She's going to school and she'll have to study hard," I said.

He studied harder, worked more hours, drove himself and the others.