Links for specific writing problems
Transitions to connect sentences
Transition words can help you to improve the flow of your writing. These are words like “next, then, in addition, as a result, however,” etc. that connect sentences, paragraphs, or sections to each other logically. The links below are useful but remember that different transitions are more common in different fields. You can check which words are most common by using Adobe Acrobat advanced search functions in the Computer-assisted writing section of this site.
Technical writing transitions
General writing transitions
Present Perfect Tense vs Past Tense: http://web2.uvcs.uvic.ca/elc/studyzone/410/grammar/ppvpast.htm
Present perfect: good grammar page
Review of passive sentence structure
Gerund or infinitive?
Subject verb agreement and expressions of quantity
How to choose whether to put a comma before WHICH or use THAT in relative clauses
Gerund (ING) vs relative clause (THAT WHICH)