Shortly after publication, the book became ____ because of the writer’s repeated use of the negative word "nigger" to refer to the black Americans. 

Wouldn’t it be______for you to pick me up at four o’clock and take me to the airport.

-- Bob, please go and buy some vegetables for me. I’m busy now.-- Can you be more ________， mum?-- Some tomatoes and a cabbage.

The speaker is giving rather an________ speech, as I can judge from the________ look of all the listeners. 

The professor was so ______, hardly anyone came to class.