---Have you finished your experiment report, Jane?---Oh, my God. I’ve _______ forgotten all about that.
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?