剑桥BEC真题集(剑桥大学考试委员会外语考试部 编著)共有四本，每本之间什么关系？有必要都买吗？

每一辑之间没什么关系，反正BEC方面的书比较少，而且人邮版的BEC真题集是最权威的，对你考试帮助也很大的，所以要是你有时间做的话就全部买好了，标价每本好像是28元，里面只有四套题目，但是网上买的话大概是20元一本左右，买CD时最不划算的，一张也要10多块吧。听力可以在网上下载，要是你要的话我可以发给你，

关于回答剑桥口语的题目

1. i think team work is a very important factor to succeed, only could we make a good team , everything would be easy.

2. i will improve their salary properly, because it's also hard for them to do overtime work.

3. yes, i'll do something on my poor English so that i can enter your capus.

4. i want to be a journalist , i hope that i could have that kind of job.

5. yes , it actually is. cause we can learn many things from each other, we can help each other.

6.yes,i do.i want to go to Austrilia ,because i can learn many things about the country , its culture ,its history and so on. what i really i want to know is that how its environment could be so perfect...that's where it attracts me.thank you!

that's all.