英语翻译

问题描述:

英语翻译
1.这部电影有助于你了解中国的过去和现在.2.这幢数学楼已经投入使用5年了.3.我已经快两个月没收到南希的来信了.4自从我七岁以来,我们就是好朋友.5.他在这个地方住了多久?3年半了.

1.This movie will help you understand China's past and present.2.This is a mathematical floor has been put into use five years.3.I did not fast for two months had received a letter from Nancy.4 since ...