Jack is late again. It is _____ of him to keep others waiting.

People all over the world are all ______ about the relationship between China and Japan.

The shy girl felt ______ and uncomfortable when she could not answer her teacher's questions. 

—Are you going to find a job or go on with your study to get a doctor’s degree? —I have had enough of ______ life. I want to find a job. 

—Do you have an_______ way to solve this problem?—No, this is the only way, I think.