1. a dependent clause must be attached to

7.
Which phrase best completes the sentence? It is I who called you last night at midnight. whom called you last night at midnight.
8.	Add commas if necessary: The car that Homer bought had three previous owners.
9.	Add commas if necessary: Joe's Volkswagen beetle which is bright red is his pride and joy.
10.	Which expression of quantity can complete the sentence: I got two job offers. I accepted. Which of neither Neither of which Which neither
11.	Which "noun of which" (possessive) expression completes the sentence: We have a new car the top of which is red has the top red the top which is red
12.	Which pronoun competes the sentence: Her boss usually came to work early, made everyone happy. that which