1)The whole evening their boys were playing chess, were not they?
Were the whole evening their boys playing chess?
Were the whole evening their boys playing chess or computer games?
When were their boys playing chess?
2) A little girl smiled when she saw her mother, didn`t she?
Did a little girl smile when she saw her mother?
Did a little girl smile or cry when she saw her mother?
When did a little girl smile?
3) She will bake a delicious apple pie, won`t she?
Will she bake a delicious apple pie?
Will she bake a delicious apple pie or cake?
What will she bake?
4)We go to school by bus, don`t we?
Do we go to school by bus?
Do we go to school by bus or on foot?
Where do we go by bus?
5) They had a wonderful time at their friends, did not they?
Did they have a wonderful time at their friends?
Did they have a wonderful time at their friends or parents?
What did they have at their friends?