The girl in plain clothes, was wonderfully calm in face of danger, was just sixteen years old.
China’s first compulsory safety regulation on primary buses, which requires every seat to have a seat belt, will ____ on July 1.
With smart phones taking the world by ____ storm, a phone that can only send and receive voice calls and text messages may seem like ____ relic.
We ______ last night, but we went to the concert instead.
— What does the sign over there read? — No person ______ smoke or carry a lighted cigarette, or pipe in this area.
.How long is it ______ we last spent the holiday in the country together?