Parts 3 and 4

If a clause is nonrestrictive, place a comma in the appropriate blank(s). If a clause is restrictive, put an X there.

1		I met a professor who teaches a religious studies course at the college.
2		I met Dr. Chang who teaches a religious studies course at the college.
3		I have several brothers. My brother who lives in Iowa is a teacher.
4		My brother Jim who lives in California is a doctor.
5		Dr. Chang will lecture on Judaism which is his specialty.
6		Dr. Change will lecture on a topic that is very interesting.
7		I never miss a class with Dr. Chang whose lectures are always fascinating.
8		The Talmud which is a sacred Jewish text gives detailed rules about daily life.
9		Dr. Gill whom I met last week will teach a course on the early Christians.