This document provides examples of using adverbs, the simple present and present continuous tenses, and the modal verbs "can" and "have to/has to" in sentences. It includes 10 sentences rewriting ones with adverbs in their usual positions. Next, it puts 5 verbs into the correct present or present continuous tense. Following that, it fills in "can" or "can't" into 5 sentences. Finally, it puts "have to" or "has to" into 10 sentences. The document focuses on practicing different grammar structures in short example sentences.