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The clerks were at work so ____ that nobody realized it was already lunch time.

—Did your classmate accept your invitation?
—No, he ____ refused.

He has called several times this morning. _______, there is something very urgent.

Usually John would be late for meetings. But this time,           to my surprise, he arrived on time.  
A little       B. much        C. ever        D. even 

I can ______ be a teacher. I’m not a very patient person.               

-- Do you think it's a good idea to make friends with your students?
--  _____  , I do. I think it's a great idea.

It seems that living green is  ______easy and affordable. A small step masks a big difference. 

It was a nice house, but _______ too small for a family of live.

Surely many questions will ____ about Haiti’s future after the big earthquake, which has been the strongest in Haiti in the past 200 years.

There is a possibility that he will        a door to universities closed, for he pays no attention to his study.