Which Sentence is written is the passive voice? A. Having missed the bus, Alexa had to walk.
B. Breakfast was skipped due to a missed alarm clock.
C. After going through all required hoops, Travis offically graduated from college.
D. Only here, Tia thought, could she finally do the research she wanted.

A

Explanation:

1 My friend called me at 11 o'clock
last night, just as I went to bed.

2 I had a terrible headache all
day - I took three headache
tablets, but it won't go away.

3 When I looked out of my window this morning, everything was white because it snowed all night.

4 I waited to speak to the professor for over two hours, but she still hasn't arrived.

5 I find university life difficult. I studied here for nine months, but I still haven’t made any close friends.

6 I couldn't open the door because I forgot to bring my key.

7 That dog is driving me mad. It barked all morning!