There was _____to prevent the accident . A something could do B anything we could do C nothing we couldn’t do D nothing we could do
The traditional view is ________ we sleep because our brain is “programmed” to make us do so.
The door burst open and ________,shouting with anger.
Fog ________ the train timetable.
________ we go swimming every day ________ us a lot of good.
A clean environment can help the city bid for the Olympics,which ________ will promote its economic development.