Why didn't you answer your cell phone?

你为什么不接手机？
A: Why didn't you answer your cell phone?
你为什么不接手机？
B: I forget it in my office today.
今天我把它落在办公室了，

She said her cell phone isn't getting good reception.
她说自己的手机接听效果不好。
A: I couldn't reach Tara at all this weekend.
这个周末我和泰拉根本联系不上。
B: She said her cell phone isn't getting good reception.
她说她的手机接听效果不好。

A: I'm getting into an elevator right now.
我要进电梯了。
B: Call when you get out of it. You re breaking up.
等你出来再打吧*你的声音断断续续的。