如何使用 "down" 造句

1. What if the server goes down ?
如果服务器价格下降怎么办?
2. He glanced down and edged away from her imperceptibly .
他眼睛向下瞥,身子不知不觉地偏离开她。
3. I told myself to calm down .
我告诫自己要冷静下来。
4. A tear rolled down his face .
紧接着眼泪滑下他的脸庞。
5. The foot on her belly pressed down harder .
蹬在她小腹上的脚用力地压了下去。