English writing tips

As I notice my students often making the same English mistakes when writing papers, here is a list of some useful tips from the University of Purdue’s Online Writing Lab (OWL):

• How to connect different sentences with transitions?
• How to use articles (a, an, the, etc.)?
• How to use prepositions (at, in, on, etc.)?
• How to use punctuation?
• Active and passive verb tenses
• Making subjects and verbs agree

Another issue is not mixing US and UK English:

• Differences between American and British English

Some issues are also related to people’s mother tongue:

• For French people: [1]
• For Chinese people: [1] [2]