The hotel wasn’t particularly good. But I ______ in many worse hotels.

 Rescuers had to _____ the search because of worsening weather conditions.

¾ Are you waiting for a bus from Medical University? ¾ Yes. I arrived here at the bus stop ten minutes ago, but the bus _______.

I told your friends how to get to the hotel, but perhaps I ____have driven her there.

.--What are your parents?--My father is a teacher, and my mother is _________．