[ Grammar ]
They would have passed their exams if they ___________.
A. studied harder
B. would study harder
C. had studied harder
D. hadn´t studied harder

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Progressive Tenses-ing / InfinitiveIELTS VocabularyRelative - ConditionalConditional TypesPresent Simple, Present Continuous or Present PerfectVocabulary Spelling GrammarPassive VoicesPast ParticipleUnderstanding Product Packaging and TensesOther quiz:
Simple Tenses › ViewWhere ___ the package been sent?
A. has
B. is
C. are
D. was
Grammar › View
We never know what might have happened, … the email earlier
A. If he sent
B. If he has sent
C. Had he sent
D. did he send