还有一位老人正在写中国书法。

There was also an old man writing Chinese calligraphy.

亚历克斯正在写一封电子邮件，以便约翰知道他在做什么。

Alex is writing an email so that John will know what he is doing.

她正在写她的回忆录。

She is writing her memoirs.

他正在写他的毕业论文。

He is writing his thesis.

她正在写她祖母的传记。

She is writing a biog of her grandmother.

他正在写一个电影脚本。

He is writing a movie script.

他正在写一个电影剧本。

He is writing a movie script.

他正在写他的博士论文。

He is writing his PhD thesis.

他正在写一篇文章的底稿。

He is writing a draft of an article.

此时此刻，我正在写一封信。

At this very moment, I am writing a letter.