This is designed to practice Past and Present Perfect Tenses. Namely, Present Perfect, Present Perfect Continuous, Past Perfect,  Past Perfect Continuous. 

The main idea is to feel the difference between the usage of  present and past, so as not to confuse the formulas and feel the understanding of the given tenses. 

perfects-grammar-drills-worksheet-templates-layouts_140703.docx

Perfects 

perfects

This is designed to practice Past and Present Perfect Tenses. Namely, Present Perfect, Present Perfect Continuous, Past Perfect,  Past Perfect Continuous. 

Th…