I couldn't sleep because the tap in the bathroom was（）

A good deal of the （） for his achievement in this field...

单项选择题A good deal of the （） for his achievement in this field must go to his supervisor, Professor Fang.

（）is often the case with a new idea, much preliminary a...

单项选择题（）is often the case with a new idea, much preliminary activity and optimistic discussion produced no concrete proposals．

It is not so much the language（）the cultural background...

单项选择题It is not so much the language（）the cultural background that makes the book difficult to understand