I called you at nine this morning, but there was no answer.— Oh, sorry, I ______ with my sister in the shopping center.

We should keep ______ in the reading –room.

Last winter it was very cold and ________ was a lot of snow in the north.

John lost his job last year, but it wasn’t long ______ he found a new position in another company.

Did you arrive here this morning?—Yes,it was at nine o’clock we came here.