“You can’t have this football back_____you promise not to kick it at my cat again.” the old man said firmly.
It is highly desirable that every effort to reuse the pollution in Beijing.
It is said that Tom’s sister fell off her bike on her way to school, _____ in the left leg.
to his research, he spared no time to spend a weekend with us.
A man is often afraid of .
Mary was not afraid of .