Locate the [infinitive / infinitive phrase] and identify its function 1- the best plumber to call is Mr. Jones

2-Henry brought Jeri a ring to show his love

3-Each year Merriweather tried to find more deductions for his tax return

4- To patch the hole, the mechanic inserted a plug

5- She learned to read and write English in Kenya

6- Eric’s desire to do everything perfectly will eventually frustrate him

7- To pay that much money for a television is foolish

8- Yesterday Smith exercised all day to lose some weight before the wedding

9- His only ambition was to succeed at his job

10- To attempt an explanation for this phenomenon would do little good

1- The best plumber to call is Mr. Jones. (Adjectival)

2-Henry brought Jeri a ring to show his love. (adverbial)

3-Each year Merriweather tried to find more deductions for his tax return. (noun)

4- To patch the hole, the mechanic inserted a plug. (Adverbial)  

5- She learned to read and write English in Kenya. (noun)

6- Eric’s desire to do everything perfectly will eventually frustrate him. (Adjective)  

7- To pay that much money for a television is foolish. (noun)

8- Yesterday Smith exercised all day to lose some weight before the wedding. (adverbial)

9- His only ambition was to succeed at his job. (noun)

10- To attempt an explanation for this phenomenon would do little good. (noun)

Explanation:

An infinitive is a verb form that has complements and modifiers. It has the form "to+ verb" and can function as a noun, adjective, or adverb, depending on the structure and form of the sentence.

The infinitive or infinitive phrases of the given sentences and their functions are as follows-

1- The best plumber to call is Mr. Jones. (Adjectival)

2-Henry brought Jeri a ring to show his love. (adverbial)

3-Each year Merriweather tried to find more deductions for his tax return. (noun)

4- To patch the hole, the mechanic inserted a plug. (Adverbial)

5- She learned to read and write English in Kenya. (noun)

6- Eric’s desire to do everything perfectly will eventually frustrate him. (Adjective)

7- To pay that much money for a television is foolish. (noun)

8- Yesterday Smith exercised all day to lose some weight before the wedding. (adverbial)

9- His only ambition was to succeed at his job. (noun)

10- To attempt an explanation for this phenomenon would do little good. (noun)