她毕业后收到了学校颁发的毕业证书。

She received her ___diploma from the school after graduation.

你需要一张高中毕业证书才能申请这份工作。

You need a high school ___diploma to apply for this job.

他正在大学学习，以获得工程学文凭。

He is studying at university to get a ___diploma in engineering.