I don’t know the reason _______ you were absent from the meeting, and I am not sure whether someone will tell me the reason _______you haven’t told me.
— Mary told me she would meet me at yesterday’s party. But she didn’t turn up. — It is a pity that she broke her ________ .
See what you have done !Don’t have you a ____ of right and wrong ?
In my opinion, no organization can ________United Nations in keeping the word peace.
Mary, come here at 7; if not , we shall go to the park ______ you.
His father ________ a letter from him since he left without a word .