1. "Worn" is the past participle of the verb "wear."2. The past tense of "wear" is "wore."3. The present participle form of "wear" is "wearing."4. The third-person singular present tense of "wear" is "wears."5. "Wear" can also function as a noun, referring to ...
heel释义:used to tell your dog to walk next to you(唤狗用语)跟上,过来 trainverb UK /treɪn/ US /treɪn/释义:to prepare someone or yourself for a job, activity, or sport, by learning skills and/or by mental or physical exercise。训练,培训;锻炼。例子:She trained as a pilot.她...