Grammar and Language Workbook

14. The nest, which looks like a wren’s work, rests atop the fuse box.
15. Tom looked forward to the day when he could buy a car of his own.
Adjective clauses may be either essential or nonessential. 
Essential (or restrictive)
clauses 
are necessary to make the meaning of a sentence clear. A clause beginning with
that is essential. 
Nonessential (or nonrestrictive) clauses
add interesting information but
are not necessary for the meaning of a sentence. A clause beginning with which is usually
nonessential. Use commas to set off nonessential clauses from the rest of the sentence.
Georgia has a talent that is hard to match. (essential clause)
My uncle, who was born in New York, moved to California when he was twelve.
(nonessential clause)
 Exercise 2
Underline each adjective clause in the sentences below. Write E (essential) or non.
(nonessential) in the space provided to identify the type of clause.
E
Aunt Agatha has a zest for living that few can match.
1. Those players who steal bases make baseball fun to watch.
2. The trail guide showed us the path that led to a ghost town.
3. My brother, who is in the service, writes to me at least once a month.
4. Our poster, which is over seven feet tall, hangs just inside the front door of the school.
5. The moment when the last winner is announced will be Jordan’s cue to return to the stage.
6. Are you the person whose car is parked in the loading zone?
7. The algebra exam that was scheduled for next Tuesday has been postponed.
8. The green and pink teapot, which had been a present from Gail, served as a vase.
9. One of the seamstresses who had sewn the bridesmaids’ dresses was commissioned to
make the bride’s gown.