想学说英语吗？我们的学习美国英语日常对话在这里提供一个很好的练习机会。请点击以下声频链接，收听美国人的对话，并参照英文原文和关键词的中文解释。今天的对话围绕在游戏场玩耍。
Mother: Jeff, will you take your sisters to the playground today?
Jeff: Sure. Can I bring my skateboard?
Mother: Yes, but you have to wear your helmet.
Jeff: Of course. I’m sure Mia will spend most of the time on the swings.
Mother: Okay, but also ask her to spend a little time playing with her sister on the seesaw.
Jeff: All right. If both of them want to, can they play on the monkey bars?
Mother: Only if they are very careful and you watch them.
词语解释（程度较高的读者也可以选择听对话词语的英文解释）
A playground：供儿童玩耍的游戏场，通常有秋千、滑梯和跷跷板等装置。
A skateboard：滑板，一种下面装有轮子的小板，当一只脚踩板面，另一只脚用力蹬地面时可以快速滑行。
A helmet：头盔
A swing：秋千
A seesaw：跷跷板/压压板，英文又称 a teeter-totter
Monkey bars：供孩子玩耍的猴架，攀吊架
Only if：只有当……。用来表示必须满足某一条件，达到某一要求。例如：只有当你把饭全部吃完才可以吃甜点。
American English 网站提供可供英语学生和教师免费使用的多种英语资源。American English Facebook网页提供每天更新的英语学习资料。
“日常对话”由国务院教育与文化事务局英语语言项目处（Office of English Language Programs, Bureau of Educational and Cultural Affairs）资深项目官员海蒂·豪兰（Heidi Howland）编写。
