选择填空，完成对话。
A：__________ （1）
B： Where are you going？ Abroad？
A：No．Iplan to see some places in the west of the country，like San Francisco and Los Angeles．
B：Oh，are you traveling far？__________ （2）
A：Neither．I'm to hitchhike（沿途免费搭乘他人便车旅行）．
B：Really？That's fantastic！I used to hitchhike when I was a high school student．__________ （3）but why not go in group？
A：Well，I won't be alone．I have two friends to go with me．We'll enjoy seeing the beautiful scenery along the way，and camping out．__________ （4）
B：Yes，especially when you havetime and energy．
A：And what's more important is that it gives you a chance to seek plea- sure，knowledge，and adventure as well．
B：__________ （5）Actually，I'm planning a trip to Huangshan．I'll have to travelby train first，and then to hike into the mountains．We are a large group， fifteen in all．It'll be GREat fun，Iguess．
A．Are you going with your parents or brother？
B．It's true that's a very cheap and effective way of seeing a country．
C．How are you going there，by train or by plane？
D．Ah，you said it．
E．Would you like me to go with you？
F．I'm planning a trip for the summer holiday．
G．A pleasant change from city life，don't you think so？
Key：（1）—（5）F C B G D
