Fill in the gaps with one of the verbs from the list in the past perfect continuous.
walk sit discuss work out wait play work
1)He was hot. He ... in the field.
2)He was irritated. He .... for the bus for half an hour.
3)She was suntanned. She .... in the sun for hours.
4)They were tired. They ..... the project for three hours.
5)The children were happy. They ......together for hours.
6)He was wet. He .....in the rain.
7)We were thirsty. We..... for two hours.