Poetry and Rhymes

What is missing from the title of Lewis Carroll's poem "The Walrus and the"?

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Which American poet wrote "Paul Revere's Ride" and "The Song of Hiawatha"?
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Who wrote the poem "How Do I Love Thee"?
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What did "Little Jack Horner" say?
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Who wrote the poem "Still I Rise"?
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Which rhyme is used to pick one person or object out of several?
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What did London Bridge do?
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Which road did the speaker take in "The Road Not Taken"?
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What magical item does Hop-o'-My-Thumb steal from a giant?
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