[ Passive Voice & Verb Tenses ]
What is the correct passive form of this past perfect sentence: He had written the letter.
A. The letter has been written.
B. The letter had been written.

Random Topics:
Adjective or AdverbPresent Simple and Past ContinuousPresent Perfect or Past Simple TenseComparison Degree & GerundsIdentifying Sentence TypesPre-intermediateGerunds as Objects of PrepositionsGrammar- Later/LatterAdverb of ConcessionGrammar - Present Perfect TenseOther quiz:
Passive of Modal Verbs › ViewThe teacher solved the problems. The passive is…
A. The problems was solved by the teacher.
B. The problems are solved by the teacher.
C. The problems were solved by the teacher.
Past Tenses › View
How fast _________ when the accident happened?
A. did you drive
B. were you driving
Grammar › ViewIf Frank ______________ attention to the direction given, he would not have lost his way.
A. pays
B. paid
C. had paid
D. would pay
Tenses › View
Alex wondered if … for the weekend at his place.
A. his sister will stay
B. his sister was going to stay
C. his sister is going to stay
