The patient’s dangerous condition ____the doctors and nurses many a sleepless night.
There are a lot _______ people today than yesterday.
Wang Wei is one of many Chinese students _______ “on the go’.
With the development of science and technology, people’s life _______ in the past few years.
. Michael’s new house is like a huge palace, ________ with his old one.
It is reported that the United States uses ________ energy as the whole of Europe.