In spite of _____ has recently been done to provide more buses for the people, a shortage of public vehicles remains a serious problem.
— My cat’s really fat. — You __________ have given her so much food.
— What does the sign over there read? —“No person __________ smoke or carry a lighted cigarette,cigar or pipe in this area.”
I told your friend how to get to the hotel, but perhaps I __________ have driven her there.
—How’s your tour around the North Lake? Is it beautiful? —It __________ be, but it is now heavily polluted.
—Where is my dictionary? I remember I put it here yesterday. —You __________ it in the wrong place.