1. My mother finished working there four years ____.

ago
before
both

2. I took the exam a week ____.

before
ago
both

3. I need to go to the store _____ I come home.

before
ago
both

4. They said they would be here 30 minutes ____.

before
ago
both

5. I ate breakfast _____ I came to work.

before
ago
both

6. We need to get to class _____ the teacher comes.

ago
before
both

7. I saw my sister a few hours _______.

before
ago
both

8. I had a blood test a few months _____.

ago
before
both