ESL Grammar: Introduction to Present Perfect Continuous Tense Post author: Post published: Post category:Tenses Worksheets This ESL grammar lesson introduces students to the present perfect continuous tense. Download lesson as pdf You Might Also Like ESL Grammar: Introduction to Future Tense (will/won’t) ESL Grammar: Tense Review Quiz (2) ESL Grammar: Present Tense (practice adding -s/-es to verbs)