The many fireflies's lights look like stars on a Summer night. (fireflies'; summer)
GUIDED PRACTICE
Review the concept of subject-verb agreement.
The subject and the verb in a sentence must work together. When the subject and verb work together, they agree.
To make most present tense verbs agree with singular subjects or he, she, or it, add -s. If the subject is a plural noun or I, you, we, or they, the present tense verb does not end in -s.
HOMEWORK Grammar and Writing Practice Book p. 49. Work through the first two items with the class.