Professor White has written some short stories, but he is ______known for his plays.(NMET  1998)

I don’t want to read all these old newspapers, please tell me where the __ ones are. 

－Have you been to Liuyang?  －No, I'd like to, _______. 

For passengers traveling into the city, taxis and car services charge ________ 50 dollars.

This question is ______ easy, all the students can answer the question.