go off hang on a minute this way come back pay attention to
① —Excuse me! Where is Room 202?
—, please. It's on the second floor.
② Mrs. Smith in a hurry after a telephone call.
③As language learners, we must our pronunciation.
④ —Hello! Is that Tom Green?
—. He is mending his bike outside.
⑤ My father has gone to London. I hope he will soon.
