unit 2 the
future mail business taking off in
导读:一种新型“慢递”(future mail)已经来到我们的身边,与高效的特快专递不同的是,这种邮件因为它的慢而珍贵。邮件保存的越久,其费用越高。此“慢递邮”究竟为何物?人们对它又是何种态度?它对人们又产生何种作用?
task:what do you think about the future mail?
while express mail represents efficiency and speed and is prevalent in资源难易程度:★★★★★★★★★★★★★★★
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