He thought this was the first pair of shoes that had fitted him _____.

 I know what we're doing is legal, but ____ it doesn't feel right.

— I think it’s beneficial to build a library near our dormitory building.—  　　　. It will be a great convenience.

Nowadays, Chinese consumers are increasingly aware of their rights.       , safety and quality issues remain top concerns.

The volcano eruptions are found ________around the Pacific ocean.