[ Modals ]
He ________ ride a bike because he never learned how.
A. can
B. can’t

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Modals Of SpeculationPast Perfect Simple & ContinuousAsking and Giving SuggestionDirect and Indirect QuestionLet & Be allowed toPunctuation and GrammarGrammar / PronounsInfinitive and GerundPast Simple, Present Perfect TenseAdverb ClausesOther quiz:
Modals › ViewYou must / need to take at least 40 courses to earn a degree at this college.
A. must
B. need
Time Conjunctions › View
He worked for the same company _____ he retired.
A. as
B. until