1b
00Say what kind of phrase each of the following is, and account for its structure:02b02br
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01li- 00is doing02li
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01li- 00most upwardly02li
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01li- 00truly vicious02li
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01li- 00the economic effect of immigration on US households02li
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01li- 00by a quarter02li
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00a is a 00verb phrase which contains a verb preceded by the auxiliary is.02br
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00b is an00 adverb phrase 00with upwardly as a head and most as a modifier.02br
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00c 00is an adjective phrase with the vicious as a head and truly as a modifier.02br
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