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．As is often pointed out, knowledge is a two-edged weapon which can be used_____________for good or evil.

One of the greatest benefits of Internet friendships is that they are based on common interests, ________ appearance, age or popularity.

How much ________ she looked without her glasses!

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Mary quickly closed the door of her room _______ her father could reach it to keep him out.

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-- Has anything new been discussed on that problem so far?  
-- __________ , and more will follow, I think.

----What have you been ____ these days?
----Preparing for my daughter’s wedding party.

—I didn’t do well in physics.
—I did          you; so we are half and half.

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My son was _______ to me when my husband was badly ill.
great comfort  B. a great comfort  C. greatly comfortably  D. greatly comfort

The most frightening words in English languages, as it is, are "Out computer is ______________."

Nowadays in China many teenagers have no dream _________to be an astronaut and fly to the moon.