“This book is ______ more useful for us students.”—-“Yes, but it is _______ too difficult.”

st have read about Mark Twain long ago, ____

___ the lecture going on, the students gotmore and more interested.

What do you think of Coco Hotel —I can’t stand it. It’s ________ cheap ________ comfortable.

Which city has _____population, Shunghai, Hong Kong or Qingdao——Shanghai, of course.