一位优秀的经理必须能够有效地传达目标。

A good manager must be able to communicate goals ___effectively.

这款软件能帮你有效地整理文件。

This software helps you organize your files ___effectively.

要有效地学习一门语言，定期练习是必不可少的。

To learn a language ___effectively, regular practice is essential.