Mary：
Zhang Hua, want to go play basketball?
张华，去打球吗?
Zhang Hua：
No, I have no time. I have to go to the library.
不行，我没时间。我一会儿得去图书馆。
Mary：
You can go to the library tomorrow.
你可以明天再去啊。
Zhang Hua：
I have lots of things to do tomorrow though.
明天我还有一堆事情要做呢。
Mary：
Why are you so busy?
你怎么这么忙啊?
Zhang Hua：
I don't know but I feel like I'm always running out of time.
我也不知道，我觉得我的时间总是不够用。