Ответ:

Mr Wild was sleeping when the alarm clock woke him up.

Mrs Wild was chopping onions when her knife fell on the floor.

Ann was walking to school she she saw her school teacher.

Tom was climbing the tree when the branch broke.

The grandmother was going up to the eighth floor the lift got stuck.

The boys were playing football when it started to rain.

Kate was crossing the street when the wind blew off her scarf.

Pete was doing his homework when the telephone rang.