Grammar Quiz 1 1. They arrived late ______ the airport. in on at 2. The book is lying _____ the table. in on at 3. She is ______ the living room. in on at 4. We could hear the rain falling _____ the roof. in on at 5. I’ll meet you _____ the main entrance. in on at Time's up Grammar Course Grammar Quizzes Other Quizzes