1. We ______ finished eating dinner when the visitors arrived.

a. had b. has c. have

2. They spoke about the photo exhibit after the guests_______ left.

a. have b. had c. has

3. You saw the killer escape before the policemen had______ pictures

of the crime scene.

a. takes b. took c. taken

4. I saw your new dress before you ____________ it at the party.

a. has worn b. have worn c. had worn

5. We arrived at 8:05 am, but the train ________ already left.

a. has b. have c. had

6. Sarah thought she ____ to that zoo before.

a. has been b. had be c. had been

7. Nobody explained why the project had ________on time.

a. hadn’t been completed

b. not completed

c. have not been completed

8. He performed acrobatic stunts after the magician had ________ his magic tricks.

a. do b. did c. done

9. The security guard _______________ the thieves before they reached the fire exit.

a. has caught b. have caught c. had caught

10. The courier ________________ the package before the buyer arrived.

a. had delivered b. has delivered c. have delivered