看看牙醫怎麼說！
Lisa is talking to her friend Howard.
麗莎正在跟她的朋友霍爾聊天。
Lisa: Howard, do you brush your teeth before or after breakfast?
麗莎：霍爾，你是早餐前刷牙還是早餐後刷牙？
Howard: I usually brush before breakfast. My dentist says it’s better for my teeth.
霍爾：我通常早餐前刷。我的牙醫說這樣對牙齒比較好。
dentist(n.)牙醫toothache(n.)牙痛／cavity(n.)蛀牙／pull out a tooth拔牙
Lisa: Really? I always brush after breakfast. I think it cleans the food better.
麗莎：真的嗎？我總是早餐後刷，我覺得這樣可以把食物刷得比較乾淨。
Howard: My dentist explained that food and drinks can be acidic. Brushing too soon can hurt your enamel.
霍爾：我的牙醫解釋說，食物和飲料有酸性，太快刷牙會傷到琺瑯質。
explain(v.)解釋acidic(adj.)酸性的
Lisa: Oh, I didn’t know that. Maybe I should brush before breakfast tomorrow.
麗莎：喔，我不知道耶。也許我明天早餐前就刷牙好了。
Howard: Yes, and if you eat something acidic, you can wait 30 minutes before brushing.
霍爾：對，而且如果吃了酸性的食物，可以等三十分鐘再刷牙。
Lisa: That’s a good tip! I never thought about waiting after food.
麗莎：好建議！我以前沒想過吃完要等一下才刷。
tip(n.)秘訣、建議、小費give sb. a tip on／about…給某人關於～的建議leave a tip給小費／receive a tip收小費
Howard: Also, brushing carefully is more important than brushing fast. Take your time.
霍爾：而且，刷得仔細比刷得快重要。慢慢刷就好。
take your time慢慢來，不急
Lisa: Thanks, Howard. I’ll try to follow the dentist’s advice from now on.
麗莎：謝謝你，霍爾。我以後會試著聽牙醫的建議。
a piece of advice一則建議／some advice一些建議follow／take sb’s advice聽取建議from now on從現在開始
Howard: Great! Healthy teeth make a happy smile.
霍爾：太好了！健康的牙齒才會有開心的笑容。