素材库

I wandered lonely as a cloud that floats on high over vales and hills.

请写一个作文开头，说明你想表达的中心：一次合作为什么让你难忘？

Good writing starts with clear thinking. A strong example can make an idea easier to understand. Revision helps us see what we really mean.

Clear thinking makes strong writing. Details help readers understand an idea. Revision turns a rough sentence into a better one.

床前明月光，疑是地上霜。举头望明月，低头思故乡。