________youhadbeenhere,wewouldn’thavehadsomuchtroublethen.

preferred, prefers, is, are, was, were, will be, shall be During the holiday week, one-third of the students in our class ________ prepared to stay on campus for study while around ten percent of them ________ some more sleep at home.

I appreciate ________ (give) the opportunity to study abroad three years ago.

Mother wished I ________ you what she ________.

I think his failure in the experiment resulted ________ his carelessness.