Eight ________ students in our school are from countryside.

Beijing and Zhangjiakouapplying to host the 2022 Winter Olympic Games in 2013.

If you for your favorite TV programs, you will feel sleepy.

Who is suitable for the new chairperson of the Students’ Union?—David is. He is ______ enough to come up with new ideas.

Now the air in our town is __ than before. Yes. Something must be done to stop the pollution.