Prepositions create links across your sentence and help define the relationships between phrases.
You’ve just finished teaching a course—maybe for the first time—and you probably have a few things you’d change about the course before you teach it again. Don’t just set the syllabus aside!
Chances are you already have personal profiles with social media websites such as Facebook, LinkedIn, and Twitter.
As a graduate student, you read broadly in your discipline at the beginning of your career. When you move on to work on your research papers, a master's thesis, or your dissertation, you're reading deeply into your topic.
The summer is full of possibilities as a graduate student.