8. "Pshouted politely.

It was with great joy_____ he recieved the news ______ his lost daughter had been found.

Shanghai and Nanjing are among the most importantcities in China _____ their size and population

I soon found that the work I was doing had already been done by someone else－, I was wasting my time.

The old man lives ________ and often feels ________. We all have pity on him.