[ Conditional Sentences ]
She didn’t do the test because it was too difficult.
A . If the test had been too difficult, she could have done it.
B . If the test hadn’t been too difficult, she could have done it.
C . If the test were not too difficult, she could do it.
D . If the test hadn’t been too difficult, she couldn’t have done it.

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Verbal TensesPersonal Pronouns and VerbTenseTenses and VerbsComparison DegreeGrammar - may/might/couldRelative PronounGrammar - Punctuation of SentencesConjunctions and Sequence ConnectorsPresent Perfect & Past Simple TenseOther quiz:
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