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