[ Modal Verbs ]
Which modals do you use to express ability?
A. must/have to
B. should/shouldn’t
C. can/be able to
D. can/must

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Modal Verbs › ViewTed’s flight from Britain took more than 11 hours. He _____ be exhausted after such a long flight.
A. had better
B. can
C. must
D. should
Homonyms › View
Give me ___, please.
a. to
b. too
c. two