In a dictionary, usually below the word you're searching for.
In forming your thesis statement you are looking to make your main argument of the paper. So whatever your argument or goal of the paper is related to cancer you will want to summarize it in this statement.
Bad weather such as thunderstorms wet and cold
Relationships these days don't last long mostly because 1) the person doesn't turn out to be who you thought they were or 2) the relationship was rushed. I mean, there's millions of reasons out there, but that's just a couple. I say get to know the person even more before you decide to commit to a relationship.