学习目标：
熟记会用以下重点词汇、短语和交际用语。
重点词汇：tiring educational peaceful fascinating thrilling Florida
trek Amazon jungle fall NiagaraFalls touristy
重点短语： take it easy go on vacation trek through the jungle
交际用语: Where would you like to visit?
I hope to see Niagara Falls some day. It’s exciting.
I love places where the people are really friendly.
