In a categorical inference, one makes a judgment about whether something is, or is likely to be, a member of a certain category. For example, upon seeing an animal one has never seen before, a person with a limited knowledge of dogs may be confident that what…
        
             
        
        
        
Answer:
6. are            16. is
7. is               17. was
8.  are           18. is
9. was           19. are
10. are           20. is
11. was           21. am
12. is              22. was
13. were         23. is
14. is               24. was
15. was           25. is
Explanation:
Am, Is, Are, Was, Were are known to be auxiliary verbs. Auxiliary verbs are verbs that are used to help or assist the main verbs in a sentence. They are also known as helping verbs.
Was and Were are the past tense of is, am and are. Was is used for singular objects while were is used for plural objects.
“was” is used with "I, he, she" and  “were” is used with "you, we and they"
 
        
             
        
        
        
<span>It's A.) It explains why Bob does not recognize his friend Jimmy when he talks to the policeman.
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Answer: 
People are happy singing them
Explanation:
singing can bring joy or express emotion to a person or thing.