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#GRAMMAR 13.1-13.3 TEST

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Grammar 13.1: Commas in Compound Sentences

PART 1 of 3

DIRECTIONS:
1. In EIGHT of the sentences, insert a comma to separate the independent clauses. (8 points)
*Copy and paste the entire sentence into the box.
*You may only add EXACTLY one comma.

2. In TWO of the sentences, a comma is not required. Write none in the box. (2 points)
Question 1
1.

Dorothy Crowfoot met a young man named Thomas Hodgkin and the couple was married a short time later.

Question 2
2.

World War II began shortly after her marriage but Dorothy’s work was not interrupted.

Question 3
3.

The war led to Dorothy’s first major scientific success and her discovery was to have farreaching consequences.

Question 4
4.

A British scientist named Alexander Fleming had several years earlier discovered a special mold that could destroy harmful bacteria.

Question 5
5.

The mold was called penicillin and grew naturally.

Question 6
6.

Doctors knew that penicillin could cure diseases caused by bacteria yet it was available in such small quantities that it could not be used in widespread applications.

Question 7
7.

It was a medical dream to learn to “grow” penicillin artificially in a laboratory for then it could be manufactured in large quantities.

Question 8
8.

Dorothy started to work on this problem but it proved to be very difficult to crystallize the penicillin molecules.

Question 9
9.

Dorothy and her assistants analyzed the structure of penicillin using the X-ray diffraction technique and the discoveries they made changed the history of medicine.

Question 10
10.

Penicillin and similar drugs can now be manufactured in large quantities but this breakthrough could not have been achieved without the work of Dorothy Crowfoot Hodgkin’s team of scientists.

Grammar 13.2: Commas in a Series and Between Coordinate Adjectives

PART 2 of 3

DIRECTIONS:
1. In SEVEN of the sentences, insert commas wherever necessary. (7 points)
*Copy and paste the entire sentence into the box and then add in the commas.

2. THREE of the sentences are correct. For those sentences, write none in the box. (3 points)
Question 11
11.

The spring beauty is a little pink and white flower that blooms in early March.

Question 12
12.

Alaska is the biggest state Rhode Island is the smallest and California has the most people.

Question 13
13.

The character was pictured as a rough-and-ready ornery and argumentative frontiersman.

Question 14
14.

Her favorite vegetables are carrots, green beans, and zucchini.

Question 15
15.

Raymont was having a hard time choosing between the Toyota and the Mercury and the Pontiac.

Question 16
16.

Wait in this line get your ticket and take it to the cashier.

Question 17
17.

The woods echoed with the sounds of birds insects and different kinds of small mammals.

Question 18
18.

We went on the roller coaster the Ferris wheel and the bumper cars.

Question 19
19.

The people of the community are its most valuable important resource.

Question 20
20.

He had never been on an airplane a bus or a train!

Grammar 13.3: Commas with Nonessential Elements, Interjections, Parenthetical Expressions, and Conjunctive Adverbs

PART 3 of 3

DIRECTIONS:
1. In SIX of the sentences, insert commas wherever necessary. (6 points)
*Copy and paste the entire sentence into the box and then add in the commas.
*You may only add one or two commas to your answer.
*Look at the underlined portion of the sentence for guidance.

2. FOUR of the sentences are correct. For those sentences, write none in the box. (4 points)
Question 21
21.

Mrs. Miltos is not a person with whom you can argue.

Question 22
22.

Anyone who works with animals knows that they have feelings.

Question 23
23.

I often see Mr. Jackson my neighbor when I walk my dog.

Question 24
24.

Sailing across the bay the Skipjack looked absolutely beautiful.

Question 25
25.

Horror films especially gory ones can be very difficult to watch.

Question 26
26.

Sitting down to Thanksgiving dinner Meg’s family learned of a serious threat to the world.

Question 27
27.

My friend Eliana likes stargazing, unlike Lizzie.

Question 28
28.

The cow that had twin calves is in the barn.

Question 29
29.

The kids for example got their exercise in for the day.

Question 30
30.

Phew we made it just in time!