The following lessons provide a foundation for the Sentence of the Day practice. I recommend completing these lessons in order before turning to Sentence of the Day exercises.
Lesson 1: Verbs
Lesson 2: Nouns, Modifiers, Connectors
Lesson 3: Predicates and Subjects
Lesson 4: Phrases and Clauses
Lesson 5: Pick Out Main Parts
Lesson 6: Independent and Dependent Clauses