Hardly ___ the door when the phone rang.
Answer and explanation
Correct answer: A. had he opened
- Step 1: After hardly, the auxiliary comes before the subject.
Answer
had he opened.
Why not the others: he had opened, he opened and did he open do not fit.
Practise more Grammar and Vocabulary.
Free questions with an explanation for every one, and full timed Iraqi Sixth Preparatory (Baccalaureate) - Literary Branch mock tests.