luckystar:
Reading different types of texts helps because then you are absorbing different styles of writing.
This is a crucial element of the strategies which can help to develop your language skills. Separately, I don't think zhoudongzhou meant that you should practice writing in a vacuum.
Read and write, read and write, read and write, reflect critically and make changes, read and write... reflect critically and make changes (8), ...
Syntax varies by language so translating from one to another won't be very fruitful.
Mustafa