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Several words in this unit contain the -ph letter pattern:
telephone pheasant photograph metaphor chlorophyll
Subject-Verb Agreement
When the subject is about more than one noun, do not add -s or -es to the verb. When the subject is about only one noun, add -s or -es to the verb. These two rules apply to regular verbs only. For irregular verbs there are no rules to help you.
1) The birds (eat/eats) the seed. SUBJECT: plural ANSWER: eat 2) The mouse (run/runs) on the roof. SUBJECT: singular ANSWER: runs 3) Jill (eat/eats) her lunch. SUBJECT: singular ANSWER: eats 4) They (want/wants) to help. SUBJECT: plural ANSWER: want 5) They (is/are) at the store. SUBJECT: plural ANSWER: are 6) She (has/have) presents for you. SUBJECT: singular ANSWER: has