C. Shakira enjoys keeping fit by taking yoga classes several times a week.
D. Yoga often includes dynamic stretches.
3. A. Secondhand smoke causes respiratory problems, and it also causes reddening, itching, and watering of the eyes. B. There is no risk-free level of secondhand smoke exposure, in fact, brief exposure can be dangerous.
C. Secondhand smoke, also known as environmental tobacco smoke, is a complex mixture of gases and particles. D. Secondhand smoke is a known human cancer-causing agent; more than 250 chemicals have been identified as toxic or carcinogenic.
5. A. Narcolepsy is a chronic sleep disorder, the main characteristic of narcolepsy is overwhelming daytime
sleepiness. …show more content…
D. There is strong evidence that narcolepsy may run in families.
Pronouns: Unclear Pronoun Reference, Pronoun Shifts, Pronoun Case, Pronoun-Antecedent Agreement
7. A. Sue and Bill offered their services to the organization.
B. As Jane walked toward the baby’s high chair, it screamed.
C. The stray cat wore a collar around its neck.
D. After seeing its own shadow, the cat ran across the room and hid in its litter box.
9. A. She suspected that her boyfriend was cheating on her.
B. I couldn’t stop shaking; my nerves really got the better of me.
C. He spent a long time staring in the mirror at the huge pimple on his chin.
D. As soon as a contestant finishes a song, the judges evaluate your performance.
11. A. Michael, a highly skilled massage therapist, says that John is as effective as him. B. In fact, many customers like John better than him.
C. Michael and he charge the same rates for a deep tissue massage.
D. Daniella strongly recommends him and John.
13. A. Each of the students should bring his or her textbook to the study session. B. Both Christine and George brought their children with them to the meeting. C. Everyone wanted to share their opinions.
D. When people are interrogated relentlessly, they tend to grow …show more content…
Neither the director nor the actors are paying attention. D. The Grapes of Wrath take a long time to read.
17. A. A can of lima beans sit on the shelf.
B. Each does a good deal of work around the office. C. Some of the sugar is on the floor.
D. Some of the marbles are on the floor.
Modifiers, Shifts in Tense, and Faulty Parallel Structure
19. A. I was embarrassed, ashamed, and confused.
B. Visiting museums, playing golf, and studying calligraphy are my weekend pastimes. C. The effort spent in studying is less stressful than the tension created by cheating.
D. The children ran down the hill, skipped across the lawn, and into the swimming pool.
21. A. Welcoming everyone with an artificial smile, the café owner thought only of his profits. B. As a young boy, his grandmother told stories of her years as a migrant worker.
C. Although smart, she has been hampered by poor study habits.
D. The confident cat walked across the street.
23. A. Hundreds of people hurried to the arena and hoped they wouldn’t be disappointed.
B. She eats with enthusiasm and drinks with abandon.
C. The hitter glanced toward the stands before he hit the game-winning homerun.
D. The instructor explains the diagram to students that asked questions during the lecture.
Semicolons and