介绍:
Do you have a moment?
A:Do you have a moment?
你有空吗？
B:Yes What can I do for you?
有空。你需要什么帮助吗？
A: I don't know how to use this printer .Can you show me how to use it?
我不知道怎么用这台打印机，你能演示给我看吗？
B Sure First you have to turn on this switch Then press this button.
当然可以，首先，你得打开这个开关，然后摁这个键。
A:Oh it is so easy But I've never seen this kind of printer before.
这么简单。可是我以前从没见过这样的打印机。
B:We've bought it It is very good.
我们刚买进来，它很不错。
