难度：★ 考点：非谓语动词
1._______a book in the library, enter a key word into the computer.
A. To find B. Find C. To write D. Write
2.______your name on the paper and you can get a magazine.
A. Cut down B. Look down C. Turn down D. Put down
3. ______ out your love. The world will become a nicer place to live in.
A. Speak B. To speak C. Spoke D. Speaking
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