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.
The past perfect tense is formed with the auxiliary verb had and the past participle of the verb (e.g. gone, arrived, taken). Let us see the structure of past perfect tense. General Structure