I feel it hard to keep up with my classmates. But whenever I want to _______, my teacher always encourages me to work harder.
Finish your homework first,and you'll______watch TV for an hour.
The girl is______clever that everybody________him.
The doctor advised my father to give up______.
Nothing is______if you put your heart into it.
My mother makes me____playing the piano for 2 hours every day and I’m very tired.