1. He spent lots of time doing this experiment.
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2. It took me all the morning to prepare for lunch.
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3. Anna spent three days visiting VN.
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4. It took my son three years to study in this college.
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5. I spend two hours doing my homework everyday.
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6. They spent ten days painting this house.
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7. She spent 2 days tidying her room.
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8. We used to go to school in half an hour.
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9. My sister often spends 30 minutes reviewing our lesson before class.
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10. It took him twelve hours to fly from Hanoi to London.
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11. It takes Jill 10 minutes to put on her makeup.
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12. It took us three days to repair his car.
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13. I will spend two weeks reading the new book.
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14. A good chef spent an hour cooking this meal.
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15. The flight to New York lasted six hours.
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Answer the following questions
16. How often do you go to the gym? (sometimes)
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17. How often does the boy study in the library? (rarely)
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18. How often did you get presents when you were a child? (frequently)
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19. How often were you absent from your previous job? (never)
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20. How often does she go to the dentist? (every month)
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