Rather than __________ on a crowded bus, he always prefers __________ a bicycle.
He is writing a novel, so he shuts himself up, ________ to receive guests.
Mr. Black is very happy because the clothes made in his factory have never been _________.
The Hengxin Square is located in ____________ used to be our canteen.
Helping others is a habit, ________ you can learn even at an early age.
My grandmother always said you should sweat to reduce the when you have the flu.