一项工作的完成需要大家的有效配合英文怎么说

LS的。。。“完成”是不可数的。。。

The completion of a project needs everybody's effective cooperation.

The complishment of a piece of require people's effective coorporation

A completion of the work we need effective cooperation

The completion of a work requires the everyone's effective cooperation.

The completion of a job calls for our effective coorporation.