（1）A story tells something happened between two friends when they

through the desert.
（2）The friend，who had been beaten，did not

except writing in the sand， "Today my best friend hit me in the face."
（3）They kept on walking until they found a lake，where they decided to

.
（4）The friend，who had been beaten，

the lake and started drowning，but the friend saved him.
（5）When someone hurts us，we should write it down in sand where wind can

it

.