Grammar and Language Workbook

present
perfect, past perfect, or future perfect.
present perfect
I have explored that cave before.
1. Ned has attended three high schools.
2. By summer, I will have learned how to canoe.
3. Before seeing the movie, Jimi had read the book.
4. When we called back, Thea had already left.
5. We will have driven five hundred miles by nightfall.
6. The happy couple has adopted a baby girl.
7. I have worked at the mall since December.
8. Theresa will have finished her chores before the Simpsons arrive.
9. Roone had never chopped wood before.
10. The police had established a checkpoint by nightfall.
11. We will have harvested the crops by October.
12. I have mentioned these concerns of mine before.
13. Mr. Jefferson has worked as an engineer for thirty years.
14. If we win, we will have beaten that team three times.
Unit 6, Verb Tenses, Voice, and Mood
137
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Grammar

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15. I had never received this many birthday gifts before.
16. The crew had already laid the foundation for the house.
17. I will have known her for ten years this June.
18. Chrissie has dyed her hair several different colors.
19. Popeye has taken all he can stand.
20. By the time you read this, I will have departed.
 Exercise 2
Complete each sentence by writing the form of the verb indicated in parentheses.
The cast 
[
]
that scene countless times. (past perfect of rehearse)
1. Grandpa