1. Draw by hand using a straight edge (ruler) for the tree diagrams, the phrase structure for the following phrases including spell-out, starting with tense:
   • have seen the planet
   • is washing the baby
   • has been being written the letter by Nanette

1. What is wrong with:

• *been have driving the car
• *have being been asked a question by I

 

1. Do a step-by-step derivation of
   • had been washing her

1. What are the three strategies available to generate a sentence from its underlying form?
2. What are the dummy verbs in English?