Three fourths of the homework _______ today.
Jack asked John ______ when he met him in the street.
All newspapers reported that the Chinese soldiers ______ an important role in fighting against the heavy snowfalls.
I hadn’t seen her for 10 years, but I ______ her at once.
There is ______ thing as a free lunch.
The old woman walks ______ dog after ______ supper every day.