Difficulty: Easy
Correct Answer: The instructions were being read out by the invigilator.
Explanation:
Concept/ApproachPast continuous passive: "were being + past participle". Retain the particle "out" from the phrasal verb "read out".
Option analysisCorrect: "The instructions were being read out by the invigilator."(a) Simple past passive; loses continuous aspect.(c), (d) Past perfect passive; incorrect tense.
Final AnswerThe instructions were being read out by the invigilator.
Discussion & Comments