单词与短语：
1.unattended：无人照顾的
2.wander away from：走离
原声对白欣赏：
Airport Broadcasting:Welcome to Berlin International Airport.Please do not leave your luggageunattended.Unattended luggage is subject to collection and search by airport police.Thank you for your cooperation.
Mom:Julia?Julia?Julia,how many times do I have to tell you not towander away fromme in public place?How many times?
Julia:I was hungry.
Mom:Honey,it doesn't matter.You scared me.Look,you really worried me.
Julia:Sorry.
Mom:Ok.What kind of snack do you want?You want this one?
Julia:It's so big.It's the biggest.

妙语时间：
1.Which airline would you prefer to fly with? 你想坐哪家航空公司的飞机？
2.I'd like to confirm my reservation. 我想确认一下我订的机票。
3.Do I have to write down all the things I have to declare? 我要把所有要申报的东西都填上吗？
4.Which boarding gate should I go to? 我应该去哪个登机口？
5.Can I put it in the overhead compartment? 我能把它放进头顶行李舱吗？