It is _______ of the students to stay up reading till late night before the final exam.

Are you coming to the English evening —I’m not sure. I ________ go to theconcert instead.

Have you heard of Betty–Of course, she is a lively child and_______with every one of us.

There is still a long way to go to work out all the problems ________ conservation of natural resources.[ ]

My deskmate only does what he wants to do. He doesn’tme.