Grammar Quiz 26 1. Inviting _____ a mistake. they are them are they is them is None 2. John gave me some flowers. _____ beautiful? Is it Isn't it Are them Aren't they None 3. Once upon a time there ____ ugly duckling. is a is an was a was an None 4. I can't find my keys. Oh, here _____. it is is it they are are they None 5. Here _____ opportunity. is our is our's are our are our's None Time's up EnglishFest Daily Grammar Quizzes Other Quizzes