That was not the first time he us. I think it’s high time we strong actions against him.

Forty people got injured in a bus accident. Every ________ ambulance was rushed to the scene of the accident.

While listening in class, you should concentrate ____ your teacher.

past few years, sea ice ____ in the Arctic as aresult of global warming

________ Sunday morning, Peter goes to visit the museum _________ a big garden in front.