Exercises

Formation of the Perfect Progressive Tenses
1. She will have been sleeping eight hours when she
wakes up.
2. I will be heading north in two hours.
3. We had been driving for four hours when we ran
out of gas.
4. I had been waiting for an hour when the attorney
arrived.
5. By now they have been flying for three hours.
6. Recently, I have been thinking about renting an
apartment.
7. Thanks for helping me. I have been trying to find
the Smithsonian for an hour.
8. When he retires, he will have been working here
for fifty years.
9. When he arrives, he will have been traveling for
three days.
10. There you are! I have been thinking about you
all day.
11. I had been cleaning the house when you arrived.
12. He had been washing clothes for an hour when I
called.
13. Mary likes this place. She has been renting this
apartment for a year now.


Using “Should”
1. URGENT
2. NOT URGENT
3. URGENT
4. NOT URGENT
5. NOT URGENT
6. URGENT
7. NOT URGENT
8. URGENT
9. URGENT
10. URGENT
11. NOT URGENT
12. NOT URGENT
13. NOT URGENT


The Past Form of “Should”
1. I should have left earlier.
2. I should have made a reservation.
3. I should have filled up the car.
4. I should have studied more.
5. I should have rented a two-bedroom.
6. I should have done laundry yesterday.
7. I should have put them in my briefcase last night.
8. I should have brought them with me.
9. I shouldn’t have eaten so much last night.
10. I should have called him when I arrived.
11. I should have bought some yesterday.
12. I should have kept all my change.
13. I shouldn’t have gone on vacation.


Using “Could”
1. Could she study at home?
2. Could he borrow their car?
3. Could she take I-75 to Tennessee?
4. Could John fill out a credit application?
5. Could he get his car filled up?
6. Could they wash their clothes today?
7. Could Sue have her house cleaned?
8. Could he immigrate to the U.S.?
9. Could they make an appointment with Mr.
Young?
10. Could she give them directions to Washington?
11. Could Bob call Mary?
12. Could they watch television?
13. Could he order a salad?