Having been ill in bed for nearly a month ,he had a hard time________ the exam. A.pass B.to.
Havingbeenillinbedfornearlyamonth,hehadahardtime________theexam.A.passB.topassC.passe...
Having been ill in bed for nearly a month ,he had a hard time________ the exam. A.pass B.to pass C.passed D.passing
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