Read the following article. Find and correct the twenty-five errors in the use of infinitives. In some cases the form of the infinitive is incorrect. In other cases infinitives aren't used where they should be used or
are used where they shouldn't be used. In some cases the infinitive is correct.
to
In order ^ enjoy a full life in ones later years, it is vital maintaining close relationships and to
keep physically active. To involve oneself in absorbing interests is important, as this involvement
encourages a person to expanding and engage in healthy activity.
There is example after example to illustrates how rewarding life can be at an older age. For
instance, an elderly widower in California has learned how to knitting, an activity that allows him not
only artistic expression, but also opportunities meeting women available for to socialize with. Now he
is so often invited dine at ladies' homes that he hasn't needed cook a meal in four months. In New York
State, a seventy-two-year-old grandmother took up to run six years ago and last year ran all twentysix miles of the New York Marathon. This year she expects being awarded a prize for having made the
most improvement in speed within one year. A Canadian couple t developed their lifelong interest
in to ice skate into the most successful skating school in eastern Ontario, and they are preparing open
another school near Boston. In California, a ninety-two-year-old woman who is a Scrabble champion
wrote a how-to book on the subject, and she volunteers teach less accomplished players her
strategies. These and other examples serve demonstrate that a can-do attitude leads to a rewarding
life. Elders should be encouraged accept realistic challenges like these.
To having regular and strenuous activities is important, even for people in their eighties and
nineties. It's never too late to begin physical training. The older person who does so, however, should
not hope attain the strength or endurance he or she had in midlife; it is enough just work out for
twenty-five minutes three times a week. It would not be realistic suddenly be able to go to downhill
ski or tango dance, but one might certainly expect being able to walk a little farther and breathe a little
easier with regular conditioning.
As for physical living arrangements, older people are often better off living alone, rather than
with their children. Even people with impaired health often can manage live alone. If an older person
needs help with housekeeping, he or she should arrange to have this help.
To summarize, senior citizens are often advised taking life easy, but this advice is clearly
wrong. Older people should avoid to be alone and should be as social as possible. They can and should
have friendships, participate in rewarding activities, and lead active and healthy lives.

As a school teacher, I would like to help you correct the errors in the use of infinitives in the given article. Let's go through the text step by step and identify and correct the errors.

1. In order to enjoy a full life in one's later years, it is vital to maintain close relationships and to keep physically active. (Explanation: We use the infinitive "to enjoy" to show the purpose or goal of maintaining close relationships and staying physically active.)

2. To involve oneself in absorbing interests is important, as this involvement encourages a person to expand and engage in healthy activity. (Explanation: The infinitive "to involve" is used correctly here to show the importance of engaging in absorbing interests.)

3. There are examples after examples to illustrate how rewarding life can be at an older age. (Correction: There are example after example to illustrate how rewarding life can be at an older age.)

4. For instance, an elderly widower in California has learned how to knit, an activity that allows him not only artistic expression, but also opportunities to meet women available for socializing with. (Explanation: We use the infinitive "to meet" to show the purpose of opportunities.)

5. Now he is so often invited to dine at ladies' homes that he hasn't needed to cook a meal in four months. (Explanation: The infinitive "to cook" is used correctly to show the purpose or action that he hasn't needed to do.)

6. In New York State, a seventy-two-year-old grandmother took up running six years ago and last year ran all twenty-six miles of the New York Marathon. (Explanation: The infinitive "to run" is used correctly to show the action that the grandmother took up.)

7. This year she expects to be awarded a prize for having made the most improvement in speed within one year. (Explanation: The infinitive "to be" is used correctly to show the expected action of being awarded a prize.)

8. A Canadian couple developed their lifelong interest in ice skating into the most successful skating school in eastern Ontario, and they are preparing to open another school near Boston. (Explanation: The infinitive "to open" is used correctly to show the future action that the Canadian couple is preparing for.)

9. In California, a ninety-two-year-old woman who is a Scrabble champion wrote a how-to book on the subject, and she volunteers to teach less accomplished players her strategies. (Explanation: The infinitive "to teach" is used correctly to show the action of volunteering.)

10. These and other examples serve to demonstrate that a can-do attitude leads to a rewarding life. (Explanation: The infinitive "to demonstrate" is used correctly to show the action of serving as an example.)

11. Elders should be encouraged to accept realistic challenges like these. (Explanation: The infinitive "to accept" is used correctly to show the action of elders being encouraged.)

12. Having regular and strenuous activities is important, even for people in their eighties and nineties. (Correction: To have regular and strenuous activities is important, even for people in their eighties and nineties.)

13. It's never too late to begin physical training. The older person who does so, however, should not hope to attain the strength or endurance he or she had in midlife; it is enough just to work out for twenty-five minutes three times a week. (Explanation: The infinitive "to attain" is used correctly to show the action of hoping to achieve something.)

14. It would not be realistic to suddenly be able to go downhill skiing or tango dancing, but one might certainly expect to be able to walk a little farther and breathe a little easier with regular conditioning. (Explanation: The infinitives "to go" and "to dance" are used correctly to show the actions of being able to participate in these activities.)

15. As for physical living arrangements, older people are often better off living alone, rather than with their children. (Explanation: The infinitive "to live" is used correctly to show the action of living alone.)

16. Even people with impaired health can often manage to live alone. (Correction: Even people with impaired health can often manage to live alone.)

17. If an older person needs help with housekeeping, he or she should arrange to have this help. (Explanation: The infinitive "to have" is used correctly to show the action of arranging to receive help.)

18. To summarize, senior citizens are often advised to take life easy, but this advice is clearly wrong. (Explanation: The infinitive "to take" is used correctly to show the action of senior citizens being advised to relax.)

19. Older people should avoid being alone and should be as social as possible. (Explanation: The infinitive "to avoid" is used correctly to show the action of older people avoiding something.)

20. They can and should have friendships, participate in rewarding activities, and lead active and healthy lives. (Explanation: The infinitives "to have," "to participate," and "to lead" are used correctly to show the actions that older people can and should do.)

By making these corrections, we have addressed the 20 errors in the use of infinitives in the given article. It is important to understand the correct usage of infinitives to communicate ideas accurately and effectively in writing. Keep practicing and applying these rules to your own writing. Great job!