The problem of carbon emission ____ at Copenhagen Summit has aroused the public’s wide concern.
Politics meant________________to me for years, for I didn't care about it at all.
A cool rain was falling, _____________ with snow, causing heavy traffic.
—Did you have a good time in Tai'an last week? —________________, it was too cold.
The patient is not out of danger. He is ________ than he was yesterday.
.It is suggested that the students’ homework _______ in time.