发贴：sitpsict   

听力：30015
阅读：70
写作：112

writing task1:
you work in an American company, you unexpectedly need to work off time.
write a letter to your manager and inculde follows in your letter:
1) explain the situation
2) give the details of dates
3) give your suggestion

task2:
advantages and disadvantages living in a number of different places during childhood.
give your reasons and use example with your own experience.