[ Grammar ]
Change to passive:
They could not have made the mistake.
_____
A. The mistake have been made by them.
B. The mistake could not had being made by them.
C. The mistake could not have been made by him.
D. The mistake could not have been made by them.

Random Topics:
Formal & Informal WordsGerund, Infinitive, Bare VerbFirst and Second ConditionalContinuous and Perfect TensesKinds of SentencesVerb FormsNoun Verb AgreementComparisionConditional TensesAdverbial PhrasesOther quiz:
Modal Verbs › ViewYou __________ wear uniform in this school. It is not necessary
A. Must
B. Mustn’t
C. Have to
D. Don’t have to
Phrasal Verbs › View
We need to get these problems _______ as soon as possible
A. broke out
B. ended up
C. sorted out
Vocabulary › Viewextremely; sharply; eagerly
A. keenly
B. warily
C. furrow
D. chaos
Grammar › View
Choose the sentence that is written correctly.
A. I am remembering your face!
B. I remember your face!
C. I am remember your face!
