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Unit 51: Grammar Exercises

Complete the sentences using have, has, haven’t, and hasn’t.

Example: Although age is beginning to slow me down, it _____ stopped me.

a) have
b) has
c) haven't
d) hasn't

The answer is: d) - hasn't
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1. All of the patients in the study _____ signed waivers.
a) have
b) has
c) haven't
d) hasn't

2. I _____ learned that a girl in one of my classes has an identical twin.
a) have
b) has
c) haven't
d) hasn't

3. The demand for apartments _____ been high and few vacancies exist.
a) have
b) has
c) haven't
d) hasn't

4. The attractions of the campus _____ changed at all since I was a student.
a) have
b) has
c) haven't
d) hasn't

5. Although some of my youthful idealism _____ faded, I am still an optimist at heart.
a) have
b) has
c) haven't
d) hasn't

6. We _____ worked late every day this week, so today they're letting us leave at 3:00.
a) have
b) has
c) haven't
d) hasn't

7. The difficulties at work _____ gone away, but things should improve after the manager retires.
a) have
b) has
c) haven't
d) hasn't

8. Having a baby _____ dented Katy's party-loving nature because she still goes out when she can.
a) have
b) has
c) haven't
d) hasn't

9. I was concerned about reception when I bought the radio, but so far that _____ proven to be a problem.
a) have
b) has
c) haven't
d) hasn't

10. Because customer satisfaction is job number one, our focus _____ always been on the quality of our service.
a) have
b) has
c) haven't
d) hasn't
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