In English, the words "see," "look," and "watch" have similar meanings. Thus, it can be difficult to know which one to use sometimes. Check out this American English at State graphic to help you understand the different meanings of these three words! #AmericanEnglish
Shades of Modality [infographic]: "Even if a reader has no idea what a modal verb is (a type of auxiliary verb that expresses possibility, necessity or obligation), this statement is more likely to agitate than inform, and it would start any other article on a sour note. [...] Because of their commanding tone, modals must be used carefully, and some writers attempt to avoid them entirely."