[ Modal Verbs ]
. Though he was ill and missed classes, he … to do his exams well.
A. could
B. can
C. is able
D. was able

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Grammar › ViewAt the moment I______ (revise) English grammar.
A. am revising
B. revise
C. was revising
D. revises
Grammar: Imperative and Exclamatory Sentences › View
The house is on fire
A. exclamatory
B. imperative