ut of here at once _________ not, I’ll phone thepolice

Must we finish our homework today —No, you . You finish it the day after tomorrow.

We arrived at Disneyland last Sunday，_______，we couldn’tget in.

Upon _____ at the airport, we were given a warm welcome by the people there.

The victims of the accident demanded that the case _____ into at once and they _____ a reasonable explanation and a just treatment.