她已经写完了报告。

She has ___written the report.

申请说明必须用书面形式提交。

The application instructions must be ___written and submitted.

合同条款已经白纸黑字写明了。

The terms of the contract are clearly ___written in black and white.

我们需要签署一份书面协议来确认合作细节。

We need to sign a ___written agreement to confirm the details of cooperation.