1. Human?
2. which/that
3. who/whom/that
4. -,
5. +,
6. The man [who/that arrives the earliest at the office] leaves the latest
7. That man, who arrives the earliest at the office, leaves the latest.
8. Restrictive
   1. I don’t like the table that stands in the kitchen.
   2. The dog who/that belongs to my neighbour barks everyday
9. Non-restrictive
10. Do you recognize that building, which is yellow, and the man inside by the window?
11. types
    1. independent clause
       1. main clauses
       2. S+V
       3. complete meaning
    2. dependent clause
       1. subordinate clauses
       2. S+V
       3. not a complete thought
12. dependent clause
    1. Nominal clause(noun clause)
    2. adverbial clause
    3. adjectival clause （relative clause)
       1. defining relative clause
       2. non-defining relative clause
13. How to make relative clause?