[ Modal Verbs ]
After looking at his notes again, he ____ to complete the exercise.
A. could
B. was able to
C. can
D. have been able

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Verbs & Phrasal Verbs › ViewOh no! The building’s lift has _______ again!
A. broken down
B. broken up
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D. broken into
Tenses › View
Who _____ to on the phone?
A. are you currently speaking
B. do you currently speak
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Modal Verbs › View
Do you suppose you _______ write that article by Monday? I know you’re very busy.
A. can
B. will be able to
