---Why should you be so late today ?---I got stuck in the heavy traffic, or I ____________here earlier.
It is not Tom but you who _______ to blame for the accident.
The injures from Yushu earthquake are in different hospitals. Right now they ______ carefully.
Our country is _______ to yours in that they both have several time zones.
_______ interests me most is the natural beauty of nature.
With his work ________, he went home happily.