—Mike, the office is in a mess; it's your turn to clean it up. —________ I did it yesterday and the day before yesterday.
.The manager or his assistant ______ planning to go.
.Not only I but also David and Iris ______ fond of playing basketball.
.Neither Tom nor his parents ______ at home.
.Either the dean or the principal ______ the meeting.
.______ was wrong.