Past Perfect или Past Perfect Continuous 

01.    Joe missed his plane because he [had gone/had been going] to a wrong departure lounge.

02.    Sam had a headache after he [had been reading/had read] throughout the whole night.

03.    Liz was so red in the evening because she [had been taking/had taken] a sunbath all day.

04.    Chris had a hangover because he [had drunk/had been drinking] a whole bottle of wine.

05.    Mike was very sleepy in the morning since he [had been repairing/had repaired] his computer all night.

06.    The teacher shouted after he [had lost/had been losing] his temper.

07.    Ann didn't eat anything because she [hadn't bought/hadn't been buying] any food.

08.    The tourists got lost after they [had forgotten/had been forgetting] the map.

09.    Natalie stopped to have some rest because she [had been driving/had driven] for many hours straight.

10.    Nobody helped him because he [had never asked/had never been asking] for assistance.