Verb forms with modals 1

In each pair, choose the sentence that has no errors in the use of verb forms with modals. You may find it helpful to consult the chart in 28c.

For help with this exercise, see Base form after a modal.

Example

1 of 5

Question

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◯ Working more than twelve hours a day might to contribute to insomnia, according to researchers.
◯ Working more than twelve hours a day might contribute to insomnia, according to researchers.
Verb forms with modals 1 – 1

2 of 5

Question

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◯ A wasp will to carry its immobilized prey back to the nest.
◯ A wasp will carry its immobilized prey back to the nest.
Verb forms with modals 1 – 2

3 of 5

Question

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◯ Hikers did not wander too far from the trail.
◯ Hikers did not wandered too far from the trail.
Verb forms with modals 1 – 3

4 of 5

Question

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◯ Should we continue to submit hard copies of our essays?
◯ Should we continued to submit hard copies of our essays?
Verb forms with modals 1 – 4

5 of 5

Question

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◯ Physical therapy may to help people after heart surgery.
◯ Physical therapy may help people after heart surgery.
Verb forms with modals 1 – 5