Selectutorial - CSS selectors. Descendant selectors. Descendant selectors are used to select elements that are descendants of another element in the document tree. For example, you may wish to target a specific <strong> element on the page, but not all <strong> elements. However, if you use a descendant selector, you can refine the <strong> elements that you select.
Throw is an irregular verb. Throwed is not the past tense. Threw is the past tense.
Swimming = object of the preposition to. These ing words are examples of present participles: One day last summer, Francisco and his coach were swimming at Daytona Beach. Swimming = present participle completing the past progressive verb were swimming. A Great White shark ate Francisco's swimming coach.