write的结尾为e，在变成动名词时，需要去掉结尾的e，类似的，live变成living，leave变成leaving。write的进行时态是：writing，根据动词变成动名词规则，以不发音字母e结尾的动词去掉e，再加+ing。
writing例句
His writing brings him$ 10 000 a year.
写作每年为他赚1万元。
Only later did she discover a talent for writing.
她后来才发现自己的写作天分。
I've never been a great one for writing letters.
我向来不喜欢写信。
This expression is used mainly in speech, not in writing.
这种表达主要用于口语，而不是书面语。
Get everything in writing in order to cover your back.
一切都要立字为据，以绝后患。