Present Perfect | Grammar Quizzes
www.grammar-quizzes.com › presperfsumPractice 1 - correct or incorrect. Practice 2 - complete the sentence (MC) Practice 3 - edit. The Tower of Pisa has been under restoration for ten years. Duration/ Repetition: express continuous vs. recurring activity. Beginning–Intermediate ESL. Pres. Perf. Non vs. Progressive. Present Perfect Adverbs. Adverb Use Examples.