2. Please use examples (e.g. voiceless consonants) to explain allophones of a phoneme and explain whether or not allophones of a phoneme are in complementary distribution. (20%)

6. The following sentence is ambiguous: The boy saw the man with a telescope. It might mean “The boy used a telescope to see the man” or “The boy saw the man who had a telescope.” Please draw two phrase structure trees to show the two different meanings. (20%)