Read these sentences and choose the correct variant. 1. A After Sam had finished her work, he went to the cafe Б After Sam had finish her work, he went to the cafe 2. А After Loren had turned on the alarm, she locked the door Б After Loren had turn on the alarm, she locked the door 3. А By the time Doris got to the party, everyone had go home В By the time Doris got to the party, everyone had gone home