Lesson 4 - Verb BE (present) - Basic English Grammar
Lesson 4 - Verb BE (present) - Basic English Grammar
Lesson 17 - Present forms of BE (am, is, are)
Lesson 18 - Subject Pronouns (I, you, he, she, it, we, they)
Lesson 19 - Forming Sentences with BE
Lesson 20 - Negative Forms of BE and Questions
In Spanish: Curso de inglés - Pronombres y verbo to be (ESL