Common Core State Standards
CCSS.ELA-Literacy.L.3 Language Standards
Conventions of Standard English
CCSS.ELA-Literacy.L.3.1 Demonstrate command of the conventions of standard English grammar and usage when writing or speaking.
CCSS.ELA-Literacy.L.3.1b Form and use regular and irregular plural nouns.
CCSS.ELA-Literacy.L.3.1e Form and use the simple (e.g., I walked; I walk; I will walk) verb tenses.