Grammatical aspect expresses temporal structure, which imperfectly relates to the duration of an action or state. Learn about the four grammatical aspects of English verbs: simple, perfect, progressive, and perfect-progressive.
A quick and dirty tip to help you remember the difference between transitive verbs and intransitive verbs. Click through for example sentences.
Introducing phrasal verbs step by step with the common "go" as a basis. A good way to teach transitive and intransitive verbs and how some verbs need prepositions. Explains direct/indirect objects without the need for a lot of presentation time. - ESL worksheets